diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..67f7e53
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,9 @@
+module code.ivysaur.me/nmdc-telegramfrontend
+
+require (
+	code.ivysaur.me/libnmdc v0.0.0-20180604072808-74c20aaed6b2
+	github.com/cxmcc/tiger v0.0.0-20170524142333-bde35e2713d7
+	github.com/go-telegram-bot-api/telegram-bot-api v4.6.2+incompatible
+	github.com/technoweenie/multipartstreamer v1.0.1
+	gopkg.in/h2non/filetype.v1 v1.0.5
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..a51a1a3
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,10 @@
+code.ivysaur.me/libnmdc v0.0.0-20180604072808-74c20aaed6b2 h1:D00qrIfNnmDsirAREmrCsjhr1nr/VnmM7Btx3rvZKb4=
+code.ivysaur.me/libnmdc v0.0.0-20180604072808-74c20aaed6b2/go.mod h1:ZHCjIX/zm29hd2H8YtzOBHiSyowZNOHvgoMRjKbBLLg=
+github.com/cxmcc/tiger v0.0.0-20170524142333-bde35e2713d7 h1:jBEtq1t2gpn2kEzvRlCUxvvrxl5aSWkXNPwe/hwvSNQ=
+github.com/cxmcc/tiger v0.0.0-20170524142333-bde35e2713d7/go.mod h1:ruCYvt9rtYymAr4rNmfYJrl1dz8HSXUFP7cufqKOsDI=
+github.com/go-telegram-bot-api/telegram-bot-api v4.6.2+incompatible h1:tI1+S63aiYb8JDRY8WBqn7Q1Utnr09L9ga5T2VA2ZDI=
+github.com/go-telegram-bot-api/telegram-bot-api v4.6.2+incompatible/go.mod h1:qf9acutJ8cwBUhm1bqgz6Bei9/C/c93FPDljKWwsOgM=
+github.com/technoweenie/multipartstreamer v1.0.1 h1:XRztA5MXiR1TIRHxH2uNxXxaIkKQDeX7m2XsSOlQEnM=
+github.com/technoweenie/multipartstreamer v1.0.1/go.mod h1:jNVxdtShOxzAsukZwTSw6MDx5eUJoiEBsSvzDU9uzog=
+gopkg.in/h2non/filetype.v1 v1.0.5 h1:CC1jjJjoEhNVbMhXYalmGBhOBK2V70Q1N850wt/98/Y=
+gopkg.in/h2non/filetype.v1 v1.0.5/go.mod h1:M0yem4rwSX5lLVrkEuRRp2/NinFMD5vgJ4DlAhZcfNo=
diff --git a/vendor/code.ivysaur.me/libnmdc/Example_test.go b/vendor/code.ivysaur.me/libnmdc/Example_test.go
deleted file mode 100644
index 9f98b4c..0000000
--- a/vendor/code.ivysaur.me/libnmdc/Example_test.go
+++ /dev/null
@@ -1,58 +0,0 @@
-package libnmdc
-
-import (
-	"fmt"
-)
-
-func ExampleHubConnectionOptions_Connect() {
-	opts := HubConnectionOptions{
-		Address: "127.0.0.1",
-		Self:    NewUserInfo("slowpoke9"),
-	}
-
-	events := make(chan HubEvent, 0)
-	hub := ConnectAsync(&opts, events)
-
-	for event := range events {
-		switch event.EventType {
-		case EVENT_CONNECTION_STATE_CHANGED:
-			fmt.Printf("Connection -- %s (%s)\n", event.StateChange, event.Message)
-
-		case EVENT_PUBLIC:
-			fmt.Printf("Message from '%s': '%s'\n", event.Nick, event.Message)
-			if event.Message == "how are you" {
-				hub.SayPublic("good thanks!")
-			}
-
-		default:
-			fmt.Printf("%+v\n", event)
-
-		}
-	}
-}
-
-func ExampleHubConnectionOptions_ConnectSync() {
-	cb := func(hub *HubConnection, event HubEvent) {
-		switch event.EventType {
-		case EVENT_CONNECTION_STATE_CHANGED:
-			fmt.Printf("Connection -- %s (%s)\n", event.StateChange, event.Message)
-
-		case EVENT_PUBLIC:
-			fmt.Printf("Message from '%s': '%s'\n", event.Nick, event.Message)
-			if event.Message == "how are you" {
-				hub.SayPublic("good thanks!")
-			}
-
-		default:
-			fmt.Printf("%+v\n", event)
-
-		}
-	}
-
-	opts := HubConnectionOptions{
-		Address: "127.0.0.1",
-		Self:    NewUserInfo("slowpoke9"),
-	}
-
-	ConnectSync(&opts, cb) // blocking
-}
diff --git a/vendor/code.ivysaur.me/libnmdc/NmdcProtocol_test.go b/vendor/code.ivysaur.me/libnmdc/NmdcProtocol_test.go
deleted file mode 100644
index 70c4f34..0000000
--- a/vendor/code.ivysaur.me/libnmdc/NmdcProtocol_test.go
+++ /dev/null
@@ -1,97 +0,0 @@
-package libnmdc
-
-import (
-	"testing"
-)
-
-func TestMyINFOParse(t *testing.T) {
-
-	np := NewNmdcProtocol(nil).(*NmdcProtocol)
-
-	type myInfoTestPair struct {
-		in     string
-		expect UserInfo
-	}
-
-	cases := []myInfoTestPair{
-
-		myInfoTestPair{
-			in: "$ALL Bxxxy description<ApexDC++ V:1.4.3,M:P,H:9/0/2,S:1>$ $0.01\x01$xyz@example.com$53054999578$",
-			expect: UserInfo{
-				Nick:             "Bxxxy",
-				Description:      "description",
-				ClientTag:        "ApexDC++",
-				ClientVersion:    "1.4.3",
-				Email:            "xyz@example.com",
-				ShareSize:        53054999578,
-				Flag:             FLAG_NORMAL,
-				Slots:            1,
-				HubsUnregistered: 9,
-				HubsRegistered:   0,
-				HubsOperator:     2,
-				UserInfo_NMDCOnly: UserInfo_NMDCOnly{
-					ConnectionMode: CONNECTIONMODE_PASSIVE,
-					Speed:          "0.0",
-				},
-			},
-		},
-		myInfoTestPair{
-			in: "$ALL ixxxxxxx0 $P$10A$$0$",
-			expect: UserInfo{
-				Nick:          "ixxxxxxx0",
-				ClientVersion: "0", // Auto-inserted by the parser for short-format MyINFO strings
-				Flag:          UserFlag(rune('A')),
-				UserInfo_NMDCOnly: UserInfo_NMDCOnly{
-					ConnectionMode: CONNECTIONMODE_PASSIVE,
-					Speed:          "1",
-				},
-			},
-		},
-		myInfoTestPair{
-			in: "$ALL SXXXX_XXXXXXR <ncdc V:1.19.1-12-g5561,M:P,H:1/0/0,S:10>$ $0.005Q$$0$",
-			expect: UserInfo{
-				Nick:             "SXXXX_XXXXXXR",
-				ClientTag:        "ncdc",
-				ClientVersion:    "1.19.1-12-g5561",
-				Flag:             UserFlag(rune('Q')),
-				Slots:            10,
-				HubsUnregistered: 1,
-				UserInfo_NMDCOnly: UserInfo_NMDCOnly{
-					ConnectionMode: CONNECTIONMODE_PASSIVE,
-					Speed:          "0.00",
-				},
-			},
-		},
-		myInfoTestPair{
-			in: "$ALL mxxxu desccccc<HexChat V:2.12.1,M:P,H:1/0/0,S:0>$ $p$$0$",
-			expect: UserInfo{
-				Nick:             "mxxxu",
-				Description:      "desccccc",
-				ClientTag:        "HexChat",
-				ClientVersion:    "2.12.1",
-				Flag:             UserFlag(rune('p')),
-				HubsUnregistered: 1,
-				Slots:            0,
-				UserInfo_NMDCOnly: UserInfo_NMDCOnly{
-					ConnectionMode: CONNECTIONMODE_PASSIVE,
-				},
-			},
-		},
-	}
-
-	for _, v := range cases {
-
-		got, err := np.parseMyINFO(v.in)
-
-		if err != nil {
-			t.Errorf("MyINFO parse warning (%s)", err.Error())
-			continue
-		}
-
-		if *got != v.expect {
-			t.Errorf("MyINFO parse failure\nExpected:\n%+v\nGot:\n%+v\n", v.expect, got)
-			continue
-		}
-	}
-
-}
diff --git a/vendor/code.ivysaur.me/libnmdc/tth_test.go b/vendor/code.ivysaur.me/libnmdc/tth_test.go
deleted file mode 100644
index 817c61e..0000000
--- a/vendor/code.ivysaur.me/libnmdc/tth_test.go
+++ /dev/null
@@ -1,36 +0,0 @@
-package libnmdc
-
-import (
-	"strings"
-	"testing"
-)
-
-func TestTTH(t *testing.T) {
-
-	// echo -n 'hello world' | tthsum
-	testCases := [][2]string{
-		[2]string{"hello world", "ZIIVRZDR2FD3W4KKNMNYUU3765LPPK7BWY64CHI"},
-		[2]string{"", "LWPNACQDBZRYXW3VHJVCJ64QBZNGHOHHHZWCLNQ"},
-		[2]string{"\x00", "VK54ZIEEVTWNAUI5D5RDFIL37LX2IQNSTAXFKSA"},
-		[2]string{strings.Repeat("A", 1024), "L66Q4YVNAFWVS23X2HJIRA5ZJ7WXR3F26RSASFA"},
-	}
-
-	short := func(s string) string {
-		if len(s) > 15 {
-			return s[0:15] + "..."
-		}
-		return s
-	}
-
-	for _, testCase := range testCases {
-		input, expected := testCase[0], testCase[1]
-		result, err := TTH(input)
-		if err != nil {
-			t.Fatalf("Error getting TTH for '%s': %s", short(input), err.Error())
-		}
-
-		if Base32(result) != expected {
-			t.Fatalf("Wrong TTH for '%s' (got '%s' expected '%s')", short(input), result, expected)
-		}
-	}
-}
diff --git a/vendor/github.com/cxmcc/tiger/tiger_test.go b/vendor/github.com/cxmcc/tiger/tiger_test.go
deleted file mode 100644
index a7068aa..0000000
--- a/vendor/github.com/cxmcc/tiger/tiger_test.go
+++ /dev/null
@@ -1,144 +0,0 @@
-package tiger
-
-import (
-	"fmt"
-	"io"
-	"strings"
-	"testing"
-	"unsafe"
-)
-
-type Test struct {
-	out string
-	in  string
-}
-
-var golden = []Test{
-	{"3293ac630c13f0245f92bbb1766e16167a4e58492dde73f3", ""},
-	{"77befbef2e7ef8ab2ec8f93bf587a7fc613e247f5f247809", "a"},
-	{"2aab1484e8c158f2bfb8c5ff41b57a525129131c957b5f93", "abc"},
-	{"d981f8cb78201a950dcf3048751e441c517fca1aa55a29f6", "message digest"},
-	{"1714a472eee57d30040412bfcc55032a0b11602ff37beee9", "abcdefghijklmnopqrstuvwxyz"},
-	{"0f7bf9a19b9c58f2b7610df7e84f0ac3a71c631e7b53f78e", "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"},
-	{"8dcea680a17583ee502ba38a3c368651890ffbccdc49a8cc", "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"},
-	{"1c14795529fd9f207a958f84c52f11e887fa0cabdfd91bfd", "12345678901234567890123456789012345678901234567890123456789012345678901234567890"},
-	{"cdf0990c5c6b6b0bddd63a75ed20e2d448bf44e15fde0df4", strings.Repeat("A", 1024)},
-	{"89292aee0f82842abc080c57b3aadd9ca84d66bf0cae77aa", strings.Repeat("A", 1025)},
-}
-
-func TestGolden(t *testing.T) {
-	for i := 0; i < len(golden); i++ {
-		g := golden[i]
-		c := New()
-		buf := make([]byte, len(g.in)+4)
-		for j := 0; j < 7; j++ {
-			if j < 2 {
-				io.WriteString(c, g.in)
-			} else if j == 2 {
-				io.WriteString(c, g.in[0:len(g.in)/2])
-				c.Sum(nil)
-				io.WriteString(c, g.in[len(g.in)/2:])
-			} else if j > 2 {
-				// test unaligned write
-				buf = buf[1:]
-				copy(buf, g.in)
-				c.Write(buf[:len(g.in)])
-			}
-			s := fmt.Sprintf("%x", c.Sum(nil))
-			if s != g.out {
-				t.Fatalf("tiger[%d](%s) = %s want %s", j, g.in, s, g.out)
-			}
-			c.Reset()
-		}
-	}
-}
-
-type WriteTest struct {
-	out int
-	in  string
-}
-
-var writeTestVectors = []WriteTest{
-	{0, ""},
-	{1, "A"},
-	{2, "AA"},
-	{10, strings.Repeat("A", 10)},
-	{1024, strings.Repeat("A", 1024)},
-	{1025, strings.Repeat("A", 1025)},
-	{0, ""},
-}
-
-func TestWriteReturnsCorrectSize(t *testing.T) {
-	c := New()
-	for i := 0; i < len(writeTestVectors); i++ {
-		v := writeTestVectors[i]
-		b := []byte(v.in)
-		length, err := c.Write(b[:len(v.in)])
-		if length != v.out {
-			t.Fatalf("Write() = %d want %d", length, v.out)
-		}
-		if err != nil {
-			t.Fatalf("Write(%s) failed.", v.in)
-		}
-	}
-}
-
-func ExampleNew() {
-	h := New()
-	io.WriteString(h, "It's the eye of the tiger, it's the thrill of the fight")
-	io.WriteString(h, "Rising up to the challenge of our rival!")
-	fmt.Printf("%x", h.Sum(nil))
-	// Output: a7bbad36cc17918e399ae8ee893e4595e4d24e1639fe822c
-}
-
-func ExampleNew2() {
-	h := New2()
-	io.WriteString(h, "It's the eye of the tiger, it's the thrill of the fight")
-	io.WriteString(h, "Rising up to the challenge of our rival!")
-	fmt.Printf("%x", h.Sum(nil))
-	// Output: c86695c2a639506682de2c12c2d23b61a12db78ea1ee1001
-}
-
-var bench = New()
-var buf = make([]byte, 8192+1)
-var sum = make([]byte, bench.Size())
-
-func benchmarkSize(b *testing.B, size int, unaligned bool) {
-	b.SetBytes(int64(size))
-	buf := buf
-	if unaligned {
-		if uintptr(unsafe.Pointer(&buf[0]))&(unsafe.Alignof(uint32(0))-1) == 0 {
-			buf = buf[1:]
-		}
-	}
-	b.ResetTimer()
-	for i := 0; i < b.N; i++ {
-		bench.Reset()
-		bench.Write(buf[:size])
-		bench.Sum(sum[:0])
-	}
-}
-
-func BenchmarkHash8Bytes(b *testing.B) {
-	benchmarkSize(b, 8, false)
-}
-
-func BenchmarkHash1K(b *testing.B) {
-	benchmarkSize(b, 1024, false)
-}
-
-func BenchmarkHash8K(b *testing.B) {
-	benchmarkSize(b, 8192, false)
-}
-
-func BenchmarkHash8BytesUnaligned(b *testing.B) {
-	benchmarkSize(b, 8, true)
-}
-
-func BenchmarkHash1KUnaligned(b *testing.B) {
-	benchmarkSize(b, 1024, true)
-}
-
-func BenchmarkHash8KUnaligned(b *testing.B) {
-	benchmarkSize(b, 8192, true)
-}
diff --git a/vendor/github.com/go-telegram-bot-api/telegram-bot-api/bot_test.go b/vendor/github.com/go-telegram-bot-api/telegram-bot-api/bot_test.go
deleted file mode 100644
index e7aa7ac..0000000
--- a/vendor/github.com/go-telegram-bot-api/telegram-bot-api/bot_test.go
+++ /dev/null
@@ -1,682 +0,0 @@
-package tgbotapi_test
-
-import (
-	"io/ioutil"
-	"log"
-	"net/http"
-	"os"
-	"testing"
-	"time"
-
-	"github.com/go-telegram-bot-api/telegram-bot-api"
-)
-
-const (
-	TestToken               = "153667468:AAHlSHlMqSt1f_uFmVRJbm5gntu2HI4WW8I"
-	ChatID                  = 76918703
-	SupergroupChatID        = -1001120141283
-	ReplyToMessageID        = 35
-	ExistingPhotoFileID     = "AgADAgADw6cxG4zHKAkr42N7RwEN3IFShCoABHQwXEtVks4EH2wBAAEC"
-	ExistingDocumentFileID  = "BQADAgADOQADjMcoCcioX1GrDvp3Ag"
-	ExistingAudioFileID     = "BQADAgADRgADjMcoCdXg3lSIN49lAg"
-	ExistingVoiceFileID     = "AwADAgADWQADjMcoCeul6r_q52IyAg"
-	ExistingVideoFileID     = "BAADAgADZgADjMcoCav432kYe0FRAg"
-	ExistingVideoNoteFileID = "DQADAgADdQAD70cQSUK41dLsRMqfAg"
-	ExistingStickerFileID   = "BQADAgADcwADjMcoCbdl-6eB--YPAg"
-)
-
-func getBot(t *testing.T) (*tgbotapi.BotAPI, error) {
-	bot, err := tgbotapi.NewBotAPI(TestToken)
-	bot.Debug = true
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-
-	return bot, err
-}
-
-func TestNewBotAPI_notoken(t *testing.T) {
-	_, err := tgbotapi.NewBotAPI("")
-
-	if err == nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestGetUpdates(t *testing.T) {
-	bot, _ := getBot(t)
-
-	u := tgbotapi.NewUpdate(0)
-
-	_, err := bot.GetUpdates(u)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithMessage(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewMessage(ChatID, "A test message from the test library in telegram-bot-api")
-	msg.ParseMode = "markdown"
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithMessageReply(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewMessage(ChatID, "A test message from the test library in telegram-bot-api")
-	msg.ReplyToMessageID = ReplyToMessageID
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithMessageForward(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewForward(ChatID, ChatID, ReplyToMessageID)
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithNewPhoto(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewPhotoUpload(ChatID, "tests/image.jpg")
-	msg.Caption = "Test"
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithNewPhotoWithFileBytes(t *testing.T) {
-	bot, _ := getBot(t)
-
-	data, _ := ioutil.ReadFile("tests/image.jpg")
-	b := tgbotapi.FileBytes{Name: "image.jpg", Bytes: data}
-
-	msg := tgbotapi.NewPhotoUpload(ChatID, b)
-	msg.Caption = "Test"
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithNewPhotoWithFileReader(t *testing.T) {
-	bot, _ := getBot(t)
-
-	f, _ := os.Open("tests/image.jpg")
-	reader := tgbotapi.FileReader{Name: "image.jpg", Reader: f, Size: -1}
-
-	msg := tgbotapi.NewPhotoUpload(ChatID, reader)
-	msg.Caption = "Test"
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithNewPhotoReply(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewPhotoUpload(ChatID, "tests/image.jpg")
-	msg.ReplyToMessageID = ReplyToMessageID
-
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithExistingPhoto(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewPhotoShare(ChatID, ExistingPhotoFileID)
-	msg.Caption = "Test"
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithNewDocument(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewDocumentUpload(ChatID, "tests/image.jpg")
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithExistingDocument(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewDocumentShare(ChatID, ExistingDocumentFileID)
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithNewAudio(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewAudioUpload(ChatID, "tests/audio.mp3")
-	msg.Title = "TEST"
-	msg.Duration = 10
-	msg.Performer = "TEST"
-	msg.MimeType = "audio/mpeg"
-	msg.FileSize = 688
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithExistingAudio(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewAudioShare(ChatID, ExistingAudioFileID)
-	msg.Title = "TEST"
-	msg.Duration = 10
-	msg.Performer = "TEST"
-
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithNewVoice(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewVoiceUpload(ChatID, "tests/voice.ogg")
-	msg.Duration = 10
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithExistingVoice(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewVoiceShare(ChatID, ExistingVoiceFileID)
-	msg.Duration = 10
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithContact(t *testing.T) {
-	bot, _ := getBot(t)
-
-	contact := tgbotapi.NewContact(ChatID, "5551234567", "Test")
-
-	if _, err := bot.Send(contact); err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithLocation(t *testing.T) {
-	bot, _ := getBot(t)
-
-	_, err := bot.Send(tgbotapi.NewLocation(ChatID, 40, 40))
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithVenue(t *testing.T) {
-	bot, _ := getBot(t)
-
-	venue := tgbotapi.NewVenue(ChatID, "A Test Location", "123 Test Street", 40, 40)
-
-	if _, err := bot.Send(venue); err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithNewVideo(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewVideoUpload(ChatID, "tests/video.mp4")
-	msg.Duration = 10
-	msg.Caption = "TEST"
-
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithExistingVideo(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewVideoShare(ChatID, ExistingVideoFileID)
-	msg.Duration = 10
-	msg.Caption = "TEST"
-
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithNewVideoNote(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewVideoNoteUpload(ChatID, 240, "tests/videonote.mp4")
-	msg.Duration = 10
-
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithExistingVideoNote(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewVideoNoteShare(ChatID, 240, ExistingVideoNoteFileID)
-	msg.Duration = 10
-
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithNewSticker(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewStickerUpload(ChatID, "tests/image.jpg")
-
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithExistingSticker(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewStickerShare(ChatID, ExistingStickerFileID)
-
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithNewStickerAndKeyboardHide(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewStickerUpload(ChatID, "tests/image.jpg")
-	msg.ReplyMarkup = tgbotapi.ReplyKeyboardRemove{
-		RemoveKeyboard: true,
-		Selective:      false,
-	}
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendWithExistingStickerAndKeyboardHide(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewStickerShare(ChatID, ExistingStickerFileID)
-	msg.ReplyMarkup = tgbotapi.ReplyKeyboardRemove{
-		RemoveKeyboard: true,
-		Selective:      false,
-	}
-
-	_, err := bot.Send(msg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestGetFile(t *testing.T) {
-	bot, _ := getBot(t)
-
-	file := tgbotapi.FileConfig{FileID: ExistingPhotoFileID}
-
-	_, err := bot.GetFile(file)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendChatConfig(t *testing.T) {
-	bot, _ := getBot(t)
-
-	_, err := bot.Send(tgbotapi.NewChatAction(ChatID, tgbotapi.ChatTyping))
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSendEditMessage(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg, err := bot.Send(tgbotapi.NewMessage(ChatID, "Testing editing."))
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-
-	edit := tgbotapi.EditMessageTextConfig{
-		BaseEdit: tgbotapi.BaseEdit{
-			ChatID:    ChatID,
-			MessageID: msg.MessageID,
-		},
-		Text: "Updated text.",
-	}
-
-	_, err = bot.Send(edit)
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestGetUserProfilePhotos(t *testing.T) {
-	bot, _ := getBot(t)
-
-	_, err := bot.GetUserProfilePhotos(tgbotapi.NewUserProfilePhotos(ChatID))
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestSetWebhookWithCert(t *testing.T) {
-	bot, _ := getBot(t)
-
-	time.Sleep(time.Second * 2)
-
-	bot.RemoveWebhook()
-
-	wh := tgbotapi.NewWebhookWithCert("https://example.com/tgbotapi-test/"+bot.Token, "tests/cert.pem")
-	_, err := bot.SetWebhook(wh)
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-	info, err := bot.GetWebhookInfo()
-	if err != nil {
-		t.Error(err)
-	}
-	if info.LastErrorDate != 0 {
-		t.Errorf("[Telegram callback failed]%s", info.LastErrorMessage)
-	}
-	bot.RemoveWebhook()
-}
-
-func TestSetWebhookWithoutCert(t *testing.T) {
-	bot, _ := getBot(t)
-
-	time.Sleep(time.Second * 2)
-
-	bot.RemoveWebhook()
-
-	wh := tgbotapi.NewWebhook("https://example.com/tgbotapi-test/" + bot.Token)
-	_, err := bot.SetWebhook(wh)
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-	info, err := bot.GetWebhookInfo()
-	if err != nil {
-		t.Error(err)
-	}
-	if info.LastErrorDate != 0 {
-		t.Errorf("[Telegram callback failed]%s", info.LastErrorMessage)
-	}
-	bot.RemoveWebhook()
-}
-
-func TestUpdatesChan(t *testing.T) {
-	bot, _ := getBot(t)
-
-	var ucfg tgbotapi.UpdateConfig = tgbotapi.NewUpdate(0)
-	ucfg.Timeout = 60
-	_, err := bot.GetUpdatesChan(ucfg)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func ExampleNewBotAPI() {
-	bot, err := tgbotapi.NewBotAPI("MyAwesomeBotToken")
-	if err != nil {
-		log.Panic(err)
-	}
-
-	bot.Debug = true
-
-	log.Printf("Authorized on account %s", bot.Self.UserName)
-
-	u := tgbotapi.NewUpdate(0)
-	u.Timeout = 60
-
-	updates, err := bot.GetUpdatesChan(u)
-
-	// Optional: wait for updates and clear them if you don't want to handle
-	// a large backlog of old messages
-	time.Sleep(time.Millisecond * 500)
-	updates.Clear()
-
-	for update := range updates {
-		if update.Message == nil {
-			continue
-		}
-
-		log.Printf("[%s] %s", update.Message.From.UserName, update.Message.Text)
-
-		msg := tgbotapi.NewMessage(update.Message.Chat.ID, update.Message.Text)
-		msg.ReplyToMessageID = update.Message.MessageID
-
-		bot.Send(msg)
-	}
-}
-
-func ExampleNewWebhook() {
-	bot, err := tgbotapi.NewBotAPI("MyAwesomeBotToken")
-	if err != nil {
-		log.Fatal(err)
-	}
-
-	bot.Debug = true
-
-	log.Printf("Authorized on account %s", bot.Self.UserName)
-
-	_, err = bot.SetWebhook(tgbotapi.NewWebhookWithCert("https://www.google.com:8443/"+bot.Token, "cert.pem"))
-	if err != nil {
-		log.Fatal(err)
-	}
-	info, err := bot.GetWebhookInfo()
-	if err != nil {
-		log.Fatal(err)
-	}
-	if info.LastErrorDate != 0 {
-		log.Printf("[Telegram callback failed]%s", info.LastErrorMessage)
-	}
-	updates := bot.ListenForWebhook("/" + bot.Token)
-	go http.ListenAndServeTLS("0.0.0.0:8443", "cert.pem", "key.pem", nil)
-
-	for update := range updates {
-		log.Printf("%+v\n", update)
-	}
-}
-
-func ExampleAnswerInlineQuery() {
-	bot, err := tgbotapi.NewBotAPI("MyAwesomeBotToken") // create new bot
-	if err != nil {
-		log.Panic(err)
-	}
-
-	log.Printf("Authorized on account %s", bot.Self.UserName)
-
-	u := tgbotapi.NewUpdate(0)
-	u.Timeout = 60
-
-	updates, err := bot.GetUpdatesChan(u)
-
-	for update := range updates {
-		if update.InlineQuery == nil { // if no inline query, ignore it
-			continue
-		}
-
-		article := tgbotapi.NewInlineQueryResultArticle(update.InlineQuery.ID, "Echo", update.InlineQuery.Query)
-		article.Description = update.InlineQuery.Query
-
-		inlineConf := tgbotapi.InlineConfig{
-			InlineQueryID: update.InlineQuery.ID,
-			IsPersonal:    true,
-			CacheTime:     0,
-			Results:       []interface{}{article},
-		}
-
-		if _, err := bot.AnswerInlineQuery(inlineConf); err != nil {
-			log.Println(err)
-		}
-	}
-}
-
-func TestDeleteMessage(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewMessage(ChatID, "A test message from the test library in telegram-bot-api")
-	msg.ParseMode = "markdown"
-	message, _ := bot.Send(msg)
-
-	deleteMessageConfig := tgbotapi.DeleteMessageConfig{
-		ChatID:    message.Chat.ID,
-		MessageID: message.MessageID,
-	}
-	_, err := bot.DeleteMessage(deleteMessageConfig)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestPinChatMessage(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewMessage(SupergroupChatID, "A test message from the test library in telegram-bot-api")
-	msg.ParseMode = "markdown"
-	message, _ := bot.Send(msg)
-
-	pinChatMessageConfig := tgbotapi.PinChatMessageConfig{
-		ChatID:              message.Chat.ID,
-		MessageID:           message.MessageID,
-		DisableNotification: false,
-	}
-	_, err := bot.PinChatMessage(pinChatMessageConfig)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
-
-func TestUnpinChatMessage(t *testing.T) {
-	bot, _ := getBot(t)
-
-	msg := tgbotapi.NewMessage(SupergroupChatID, "A test message from the test library in telegram-bot-api")
-	msg.ParseMode = "markdown"
-	message, _ := bot.Send(msg)
-
-	// We need pin message to unpin something
-	pinChatMessageConfig := tgbotapi.PinChatMessageConfig{
-		ChatID:              message.Chat.ID,
-		MessageID:           message.MessageID,
-		DisableNotification: false,
-	}
-	_, err := bot.PinChatMessage(pinChatMessageConfig)
-
-	unpinChatMessageConfig := tgbotapi.UnpinChatMessageConfig{
-		ChatID: message.Chat.ID,
-	}
-	_, err = bot.UnpinChatMessage(unpinChatMessageConfig)
-
-	if err != nil {
-		t.Error(err)
-		t.Fail()
-	}
-}
diff --git a/vendor/github.com/go-telegram-bot-api/telegram-bot-api/helpers_test.go b/vendor/github.com/go-telegram-bot-api/telegram-bot-api/helpers_test.go
deleted file mode 100644
index 9542f02..0000000
--- a/vendor/github.com/go-telegram-bot-api/telegram-bot-api/helpers_test.go
+++ /dev/null
@@ -1,177 +0,0 @@
-package tgbotapi_test
-
-import (
-	"github.com/go-telegram-bot-api/telegram-bot-api"
-	"testing"
-)
-
-func TestNewInlineQueryResultArticle(t *testing.T) {
-	result := tgbotapi.NewInlineQueryResultArticle("id", "title", "message")
-
-	if result.Type != "article" ||
-		result.ID != "id" ||
-		result.Title != "title" ||
-		result.InputMessageContent.(tgbotapi.InputTextMessageContent).Text != "message" {
-		t.Fail()
-	}
-}
-
-func TestNewInlineQueryResultArticleMarkdown(t *testing.T) {
-	result := tgbotapi.NewInlineQueryResultArticleMarkdown("id", "title", "*message*")
-
-	if result.Type != "article" ||
-		result.ID != "id" ||
-		result.Title != "title" ||
-		result.InputMessageContent.(tgbotapi.InputTextMessageContent).Text != "*message*" ||
-		result.InputMessageContent.(tgbotapi.InputTextMessageContent).ParseMode != "Markdown" {
-		t.Fail()
-	}
-}
-
-func TestNewInlineQueryResultArticleHTML(t *testing.T) {
-	result := tgbotapi.NewInlineQueryResultArticleHTML("id", "title", "<b>message</b>")
-
-	if result.Type != "article" ||
-		result.ID != "id" ||
-		result.Title != "title" ||
-		result.InputMessageContent.(tgbotapi.InputTextMessageContent).Text != "<b>message</b>" ||
-		result.InputMessageContent.(tgbotapi.InputTextMessageContent).ParseMode != "HTML" {
-		t.Fail()
-	}
-}
-
-func TestNewInlineQueryResultGIF(t *testing.T) {
-	result := tgbotapi.NewInlineQueryResultGIF("id", "google.com")
-
-	if result.Type != "gif" ||
-		result.ID != "id" ||
-		result.URL != "google.com" {
-		t.Fail()
-	}
-}
-
-func TestNewInlineQueryResultMPEG4GIF(t *testing.T) {
-	result := tgbotapi.NewInlineQueryResultMPEG4GIF("id", "google.com")
-
-	if result.Type != "mpeg4_gif" ||
-		result.ID != "id" ||
-		result.URL != "google.com" {
-		t.Fail()
-	}
-}
-
-func TestNewInlineQueryResultPhoto(t *testing.T) {
-	result := tgbotapi.NewInlineQueryResultPhoto("id", "google.com")
-
-	if result.Type != "photo" ||
-		result.ID != "id" ||
-		result.URL != "google.com" {
-		t.Fail()
-	}
-}
-
-func TestNewInlineQueryResultPhotoWithThumb(t *testing.T) {
-	result := tgbotapi.NewInlineQueryResultPhotoWithThumb("id", "google.com", "thumb.com")
-
-	if result.Type != "photo" ||
-		result.ID != "id" ||
-		result.URL != "google.com" ||
-		result.ThumbURL != "thumb.com" {
-		t.Fail()
-	}
-}
-
-func TestNewInlineQueryResultVideo(t *testing.T) {
-	result := tgbotapi.NewInlineQueryResultVideo("id", "google.com")
-
-	if result.Type != "video" ||
-		result.ID != "id" ||
-		result.URL != "google.com" {
-		t.Fail()
-	}
-}
-
-func TestNewInlineQueryResultAudio(t *testing.T) {
-	result := tgbotapi.NewInlineQueryResultAudio("id", "google.com", "title")
-
-	if result.Type != "audio" ||
-		result.ID != "id" ||
-		result.URL != "google.com" ||
-		result.Title != "title" {
-		t.Fail()
-	}
-}
-
-func TestNewInlineQueryResultVoice(t *testing.T) {
-	result := tgbotapi.NewInlineQueryResultVoice("id", "google.com", "title")
-
-	if result.Type != "voice" ||
-		result.ID != "id" ||
-		result.URL != "google.com" ||
-		result.Title != "title" {
-		t.Fail()
-	}
-}
-
-func TestNewInlineQueryResultDocument(t *testing.T) {
-	result := tgbotapi.NewInlineQueryResultDocument("id", "google.com", "title", "mime/type")
-
-	if result.Type != "document" ||
-		result.ID != "id" ||
-		result.URL != "google.com" ||
-		result.Title != "title" ||
-		result.MimeType != "mime/type" {
-		t.Fail()
-	}
-}
-
-func TestNewInlineQueryResultLocation(t *testing.T) {
-	result := tgbotapi.NewInlineQueryResultLocation("id", "name", 40, 50)
-
-	if result.Type != "location" ||
-		result.ID != "id" ||
-		result.Title != "name" ||
-		result.Latitude != 40 ||
-		result.Longitude != 50 {
-		t.Fail()
-	}
-}
-
-func TestNewEditMessageText(t *testing.T) {
-	edit := tgbotapi.NewEditMessageText(ChatID, ReplyToMessageID, "new text")
-
-	if edit.Text != "new text" ||
-		edit.BaseEdit.ChatID != ChatID ||
-		edit.BaseEdit.MessageID != ReplyToMessageID {
-		t.Fail()
-	}
-}
-
-func TestNewEditMessageCaption(t *testing.T) {
-	edit := tgbotapi.NewEditMessageCaption(ChatID, ReplyToMessageID, "new caption")
-
-	if edit.Caption != "new caption" ||
-		edit.BaseEdit.ChatID != ChatID ||
-		edit.BaseEdit.MessageID != ReplyToMessageID {
-		t.Fail()
-	}
-}
-
-func TestNewEditMessageReplyMarkup(t *testing.T) {
-	markup := tgbotapi.InlineKeyboardMarkup{
-		InlineKeyboard: [][]tgbotapi.InlineKeyboardButton{
-			[]tgbotapi.InlineKeyboardButton{
-				tgbotapi.InlineKeyboardButton{Text: "test"},
-			},
-		},
-	}
-
-	edit := tgbotapi.NewEditMessageReplyMarkup(ChatID, ReplyToMessageID, markup)
-
-	if edit.ReplyMarkup.InlineKeyboard[0][0].Text != "test" ||
-		edit.BaseEdit.ChatID != ChatID ||
-		edit.BaseEdit.MessageID != ReplyToMessageID {
-		t.Fail()
-	}
-
-}
diff --git a/vendor/github.com/go-telegram-bot-api/telegram-bot-api/types_test.go b/vendor/github.com/go-telegram-bot-api/telegram-bot-api/types_test.go
deleted file mode 100644
index bb7bb64..0000000
--- a/vendor/github.com/go-telegram-bot-api/telegram-bot-api/types_test.go
+++ /dev/null
@@ -1,200 +0,0 @@
-package tgbotapi_test
-
-import (
-	"testing"
-	"time"
-
-	"github.com/go-telegram-bot-api/telegram-bot-api"
-)
-
-func TestUserStringWith(t *testing.T) {
-	user := tgbotapi.User{
-		ID:           0,
-		FirstName:    "Test",
-		LastName:     "Test",
-		UserName:     "",
-		LanguageCode: "en",
-		IsBot:        false,
-	}
-
-	if user.String() != "Test Test" {
-		t.Fail()
-	}
-}
-
-func TestUserStringWithUserName(t *testing.T) {
-	user := tgbotapi.User{
-		ID:           0,
-		FirstName:    "Test",
-		LastName:     "Test",
-		UserName:     "@test",
-		LanguageCode: "en",
-	}
-
-	if user.String() != "@test" {
-		t.Fail()
-	}
-}
-
-func TestMessageTime(t *testing.T) {
-	message := tgbotapi.Message{Date: 0}
-
-	date := time.Unix(0, 0)
-	if message.Time() != date {
-		t.Fail()
-	}
-}
-
-func TestMessageIsCommandWithCommand(t *testing.T) {
-	message := tgbotapi.Message{Text: "/command"}
-	message.Entities = &[]tgbotapi.MessageEntity{{Type: "bot_command", Offset: 0, Length: 8}}
-
-	if message.IsCommand() != true {
-		t.Fail()
-	}
-}
-
-func TestIsCommandWithText(t *testing.T) {
-	message := tgbotapi.Message{Text: "some text"}
-
-	if message.IsCommand() != false {
-		t.Fail()
-	}
-}
-
-func TestIsCommandWithEmptyText(t *testing.T) {
-	message := tgbotapi.Message{Text: ""}
-
-	if message.IsCommand() != false {
-		t.Fail()
-	}
-}
-
-func TestCommandWithCommand(t *testing.T) {
-	message := tgbotapi.Message{Text: "/command"}
-	message.Entities = &[]tgbotapi.MessageEntity{{Type: "bot_command", Offset: 0, Length: 8}}
-
-	if message.Command() != "command" {
-		t.Fail()
-	}
-}
-
-func TestCommandWithEmptyText(t *testing.T) {
-	message := tgbotapi.Message{Text: ""}
-
-	if message.Command() != "" {
-		t.Fail()
-	}
-}
-
-func TestCommandWithNonCommand(t *testing.T) {
-	message := tgbotapi.Message{Text: "test text"}
-
-	if message.Command() != "" {
-		t.Fail()
-	}
-}
-
-func TestCommandWithBotName(t *testing.T) {
-	message := tgbotapi.Message{Text: "/command@testbot"}
-	message.Entities = &[]tgbotapi.MessageEntity{{Type: "bot_command", Offset: 0, Length: 16}}
-
-	if message.Command() != "command" {
-		t.Fail()
-	}
-}
-
-func TestCommandWithAtWithBotName(t *testing.T) {
-	message := tgbotapi.Message{Text: "/command@testbot"}
-	message.Entities = &[]tgbotapi.MessageEntity{{Type: "bot_command", Offset: 0, Length: 16}}
-
-	if message.CommandWithAt() != "command@testbot" {
-		t.Fail()
-	}
-}
-
-func TestMessageCommandArgumentsWithArguments(t *testing.T) {
-	message := tgbotapi.Message{Text: "/command with arguments"}
-	message.Entities = &[]tgbotapi.MessageEntity{{Type: "bot_command", Offset: 0, Length: 8}}
-	if message.CommandArguments() != "with arguments" {
-		t.Fail()
-	}
-}
-
-func TestMessageCommandArgumentsWithMalformedArguments(t *testing.T) {
-	message := tgbotapi.Message{Text: "/command-without argument space"}
-	message.Entities = &[]tgbotapi.MessageEntity{{Type: "bot_command", Offset: 0, Length: 8}}
-	if message.CommandArguments() != "without argument space" {
-		t.Fail()
-	}
-}
-
-func TestMessageCommandArgumentsWithoutArguments(t *testing.T) {
-	message := tgbotapi.Message{Text: "/command"}
-	if message.CommandArguments() != "" {
-		t.Fail()
-	}
-}
-
-func TestMessageCommandArgumentsForNonCommand(t *testing.T) {
-	message := tgbotapi.Message{Text: "test text"}
-	if message.CommandArguments() != "" {
-		t.Fail()
-	}
-}
-
-func TestMessageEntityParseURLGood(t *testing.T) {
-	entity := tgbotapi.MessageEntity{URL: "https://www.google.com"}
-
-	if _, err := entity.ParseURL(); err != nil {
-		t.Fail()
-	}
-}
-
-func TestMessageEntityParseURLBad(t *testing.T) {
-	entity := tgbotapi.MessageEntity{URL: ""}
-
-	if _, err := entity.ParseURL(); err == nil {
-		t.Fail()
-	}
-}
-
-func TestChatIsPrivate(t *testing.T) {
-	chat := tgbotapi.Chat{ID: 10, Type: "private"}
-
-	if chat.IsPrivate() != true {
-		t.Fail()
-	}
-}
-
-func TestChatIsGroup(t *testing.T) {
-	chat := tgbotapi.Chat{ID: 10, Type: "group"}
-
-	if chat.IsGroup() != true {
-		t.Fail()
-	}
-}
-
-func TestChatIsChannel(t *testing.T) {
-	chat := tgbotapi.Chat{ID: 10, Type: "channel"}
-
-	if chat.IsChannel() != true {
-		t.Fail()
-	}
-}
-
-func TestChatIsSuperGroup(t *testing.T) {
-	chat := tgbotapi.Chat{ID: 10, Type: "supergroup"}
-
-	if !chat.IsSuperGroup() {
-		t.Fail()
-	}
-}
-
-func TestFileLink(t *testing.T) {
-	file := tgbotapi.File{FilePath: "test/test.txt"}
-
-	if file.Link("token") != "https://api.telegram.org/file/bottoken/test/test.txt" {
-		t.Fail()
-	}
-}
diff --git a/vendor/github.com/technoweenie/multipartstreamer/multipartstreamer_test.go b/vendor/github.com/technoweenie/multipartstreamer/multipartstreamer_test.go
deleted file mode 100644
index 96f1bbe..0000000
--- a/vendor/github.com/technoweenie/multipartstreamer/multipartstreamer_test.go
+++ /dev/null
@@ -1,124 +0,0 @@
-package multipartstreamer
-
-import (
-	"bytes"
-	"io"
-	"io/ioutil"
-	"mime/multipart"
-	"os"
-	"path/filepath"
-	"testing"
-)
-
-func TestMultipartFile(t *testing.T) {
-	path, _ := os.Getwd()
-	file := filepath.Join(path, "multipartstreamer.go")
-	stat, _ := os.Stat(file)
-
-	ms := New()
-	err := ms.WriteFields(map[string]string{"a": "b"})
-	if err != nil {
-		t.Fatalf("Error writing fields: %s", err)
-	}
-
-	err = ms.WriteFile("file", file)
-	if err != nil {
-		t.Fatalf("Error writing file: %s", err)
-	}
-
-	diff := ms.Len() - stat.Size()
-	if diff != 363 {
-		t.Error("Unexpected multipart size")
-	}
-
-	data, err := ioutil.ReadAll(ms.GetReader())
-	if err != nil {
-		t.Fatalf("Error reading multipart data: %s", err)
-	}
-
-	buf := bytes.NewBuffer(data)
-	reader := multipart.NewReader(buf, ms.Boundary())
-
-	part, err := reader.NextPart()
-	if err != nil {
-		t.Fatalf("Expected form field: %s", err)
-	}
-
-	if str := part.FileName(); str != "" {
-		t.Errorf("Unexpected filename: %s", str)
-	}
-
-	if str := part.FormName(); str != "a" {
-		t.Errorf("Unexpected form name: %s", str)
-	}
-
-	if by, _ := ioutil.ReadAll(part); string(by) != "b" {
-		t.Errorf("Unexpected form value: %s", string(by))
-	}
-
-	part, err = reader.NextPart()
-	if err != nil {
-		t.Fatalf("Expected file field: %s", err)
-	}
-
-	if str := part.FileName(); str != "multipartstreamer.go" {
-		t.Errorf("Unexpected filename: %s", str)
-	}
-
-	if str := part.FormName(); str != "file" {
-		t.Errorf("Unexpected form name: %s", str)
-	}
-
-	src, _ := ioutil.ReadFile(file)
-	if by, _ := ioutil.ReadAll(part); string(by) != string(src) {
-		t.Errorf("Unexpected file value")
-	}
-
-	part, err = reader.NextPart()
-	if err != io.EOF {
-		t.Errorf("Unexpected 3rd part: %s", part)
-	}
-}
-
-func TestMultipartReader(t *testing.T) {
-	ms := New()
-
-	err := ms.WriteReader("file", "code/bass", 3, bytes.NewBufferString("ABC"))
-	if err != nil {
-		t.Fatalf("Error writing reader: %s", err)
-	}
-
-	if size := ms.Len(); size != 244 {
-		t.Errorf("Unexpected multipart size: %d", size)
-	}
-
-	data, err := ioutil.ReadAll(ms.GetReader())
-	if err != nil {
-		t.Fatalf("Error reading multipart data: %s", err)
-	}
-
-	buf := bytes.NewBuffer(data)
-	reader := multipart.NewReader(buf, ms.Boundary())
-
-	part, err := reader.NextPart()
-	if err != nil {
-		t.Fatalf("Expected file field: %s", err)
-	}
-
-	if str := part.FileName(); str != "code/bass" {
-		t.Errorf("Unexpected filename: %s", str)
-	}
-
-	if str := part.FormName(); str != "file" {
-		t.Errorf("Unexpected form name: %s", str)
-	}
-
-	if by, _ := ioutil.ReadAll(part); string(by) != "ABC" {
-		t.Errorf("Unexpected file value")
-	}
-
-	part, err = reader.NextPart()
-	if err != io.EOF {
-		t.Errorf("Unexpected 2nd part: %s", part)
-	}
-}
diff --git a/vendor/gopkg.in/h2non/filetype.v1/filetype_test.go b/vendor/gopkg.in/h2non/filetype.v1/filetype_test.go
deleted file mode 100644
index dfa9cce..0000000
--- a/vendor/gopkg.in/h2non/filetype.v1/filetype_test.go
+++ /dev/null
@@ -1,123 +0,0 @@
-package filetype
-
-import (
-	"testing"
-
-	"gopkg.in/h2non/filetype.v1/types"
-)
-
-func TestIs(t *testing.T) {
-	cases := []struct {
-		buf   []byte
-		ext   string
-		match bool
-	}{
-		{[]byte{0xFF, 0xD8, 0xFF}, "jpg", true},
-		{[]byte{0xFF, 0xD8, 0x00}, "jpg", false},
-		{[]byte{0x89, 0x50, 0x4E, 0x47}, "png", true},
-	}
-
-	for _, test := range cases {
-		if Is(test.buf, test.ext) != test.match {
-			t.Fatalf("Invalid match: %s", test.ext)
-		}
-	}
-}
-
-func TestIsType(t *testing.T) {
-	cases := []struct {
-		buf   []byte
-		kind  types.Type
-		match bool
-	}{
-		{[]byte{0xFF, 0xD8, 0xFF}, types.Get("jpg"), true},
-		{[]byte{0xFF, 0xD8, 0x00}, types.Get("jpg"), false},
-		{[]byte{0x89, 0x50, 0x4E, 0x47}, types.Get("png"), true},
-	}
-
-	for _, test := range cases {
-		if IsType(test.buf, test.kind) != test.match {
-			t.Fatalf("Invalid match: %s", test.kind.Extension)
-		}
-	}
-}
-
-func TestIsMIME(t *testing.T) {
-	cases := []struct {
-		buf   []byte
-		mime  string
-		match bool
-	}{
-		{[]byte{0xFF, 0xD8, 0xFF}, "image/jpeg", true},
-		{[]byte{0xFF, 0xD8, 0x00}, "image/jpeg", false},
-		{[]byte{0x89, 0x50, 0x4E, 0x47}, "image/png", true},
-	}
-
-	for _, test := range cases {
-		if IsMIME(test.buf, test.mime) != test.match {
-			t.Fatalf("Invalid match: %s", test.mime)
-		}
-	}
-}
-
-func TestIsSupported(t *testing.T) {
-	cases := []struct {
-		ext   string
-		match bool
-	}{
-		{"jpg", true},
-		{"jpeg", false},
-		{"abc", false},
-		{"png", true},
-		{"mp4", true},
-		{"", false},
-	}
-
-	for _, test := range cases {
-		if IsSupported(test.ext) != test.match {
-			t.Fatalf("Invalid match: %s", test.ext)
-		}
-	}
-}
-
-func TestIsMIMESupported(t *testing.T) {
-	cases := []struct {
-		mime  string
-		match bool
-	}{
-		{"image/jpeg", true},
-		{"foo/bar", false},
-		{"image/png", true},
-		{"video/mpeg", true},
-	}
-
-	for _, test := range cases {
-		if IsMIMESupported(test.mime) != test.match {
-			t.Fatalf("Invalid match: %s", test.mime)
-		}
-	}
-}
-
-func TestAddType(t *testing.T) {
-	AddType("foo", "foo/foo")
-
-	if !IsSupported("foo") {
-		t.Fatalf("Not supported extension")
-	}
-
-	if !IsMIMESupported("foo/foo") {
-		t.Fatalf("Not supported MIME type")
-	}
-}
-
-func TestGetType(t *testing.T) {
-	jpg := GetType("jpg")
-	if jpg == types.Unknown {
-		t.Fatalf("Type should be supported")
-	}
-
-	invalid := GetType("invalid")
-	if invalid != Unknown {
-		t.Fatalf("Type should not be supported")
-	}
-}
diff --git a/vendor/gopkg.in/h2non/filetype.v1/kind_test.go b/vendor/gopkg.in/h2non/filetype.v1/kind_test.go
deleted file mode 100644
index 7a2478f..0000000
--- a/vendor/gopkg.in/h2non/filetype.v1/kind_test.go
+++ /dev/null
@@ -1,40 +0,0 @@
-package filetype
-
-import (
-	"testing"
-)
-
-func TestKind(t *testing.T) {
-	var cases = []struct {
-		buf []byte
-		ext string
-	}{
-		{[]byte{0xFF, 0xD8, 0xFF}, "jpg"},
-		{[]byte{0x89, 0x50, 0x4E, 0x47}, "png"},
-		{[]byte{0x89, 0x0, 0x0}, "unknown"},
-	}
-
-	for _, test := range cases {
-		kind, _ := Image(test.buf)
-		if kind.Extension != test.ext {
-			t.Fatalf("Invalid match: %s != %s", kind.Extension, test.ext)
-		}
-	}
-}
-
-func TestIsKind(t *testing.T) {
-	var cases = []struct {
-		buf   []byte
-		match bool
-	}{
-		{[]byte{0xFF, 0xD8, 0xFF}, true},
-		{[]byte{0x89, 0x50, 0x4E, 0x47}, true},
-		{[]byte{0x89, 0x0, 0x0}, false},
-	}
-
-	for _, test := range cases {
-		if IsImage(test.buf) != test.match {
-			t.Fatalf("Invalid match: %t", test.match)
-		}
-	}
-}
diff --git a/vendor/gopkg.in/h2non/filetype.v1/match_test.go b/vendor/gopkg.in/h2non/filetype.v1/match_test.go
deleted file mode 100644
index 5dcbb5e..0000000
--- a/vendor/gopkg.in/h2non/filetype.v1/match_test.go
+++ /dev/null
@@ -1,187 +0,0 @@
-package filetype
-
-import (
-	"bytes"
-	"io"
-	"io/ioutil"
-	"testing"
-
-	"gopkg.in/h2non/filetype.v1/matchers"
-	"gopkg.in/h2non/filetype.v1/types"
-)
-
-func TestMatch(t *testing.T) {
-	cases := []struct {
-		buf []byte
-		ext string
-	}{
-		{[]byte{0xFF, 0xD8, 0xFF}, "jpg"},
-		{[]byte{0xFF, 0xD8, 0x00}, "unknown"},
-		{[]byte{0x89, 0x50, 0x4E, 0x47}, "png"},
-	}
-
-	for _, test := range cases {
-		match, err := Match(test.buf)
-		if err != nil {
-			t.Fatalf("Error: %s", err)
-		}
-
-		if match.Extension != test.ext {
-			t.Fatalf("Invalid image type: %s != %s", match.Extension, test.ext)
-		}
-	}
-}
-
-func TestMatchFile(t *testing.T) {
-	cases := []struct {
-		ext string
-	}{
-		{"gif"},
-		{"jpg"},
-		{"png"},
-		{"zip"},
-		{"tar"},
-		{"tif"},
-		{"mp4"},
-	}
-
-	for _, test := range cases {
-		kind, _ := MatchFile("./fixtures/sample." + test.ext)
-		if kind.Extension != test.ext {
-			t.Fatalf("Invalid image type: %s != %s", kind.Extension, test.ext)
-		}
-	}
-}
-
-func TestMatchReader(t *testing.T) {
-	cases := []struct {
-		buf io.Reader
-		ext string
-	}{
-		{bytes.NewBuffer([]byte{0xFF, 0xD8, 0xFF}), "jpg"},
-		{bytes.NewBuffer([]byte{0xFF, 0xD8, 0x00}), "unknown"},
-		{bytes.NewBuffer([]byte{0x89, 0x50, 0x4E, 0x47}), "png"},
-	}
-
-	for _, test := range cases {
-		match, err := MatchReader(test.buf)
-		if err != nil {
-			t.Fatalf("Error: %s", err)
-		}
-
-		if match.Extension != test.ext {
-			t.Fatalf("Invalid image type: %s", match.Extension)
-		}
-	}
-}
-
-func TestMatches(t *testing.T) {
-	cases := []struct {
-		buf   []byte
-		match bool
-	}{
-		{[]byte{0xFF, 0xD8, 0xFF}, true},
-		{[]byte{0xFF, 0x0, 0x0}, false},
-		{[]byte{0x89, 0x50, 0x4E, 0x47}, true},
-	}
-
-	for _, test := range cases {
-		if Matches(test.buf) != test.match {
-			t.Fatalf("Do not matches: %#v", test.buf)
-		}
-	}
-}
-
-func TestAddMatcher(t *testing.T) {
-	fileType := AddType("foo", "foo/foo")
-
-	AddMatcher(fileType, func(buf []byte) bool {
-		return len(buf) == 2 && buf[0] == 0x00 && buf[1] == 0x00
-	})
-
-	if !Is([]byte{0x00, 0x00}, "foo") {
-		t.Fatalf("Type cannot match")
-	}
-
-	if !IsSupported("foo") {
-		t.Fatalf("Not supported extension")
-	}
-
-	if !IsMIMESupported("foo/foo") {
-		t.Fatalf("Not supported MIME type")
-	}
-}
-
-func TestMatchMap(t *testing.T) {
-	cases := []struct {
-		buf  []byte
-		kind types.Type
-	}{
-		{[]byte{0xFF, 0xD8, 0xFF}, types.Get("jpg")},
-		{[]byte{0x89, 0x50, 0x4E, 0x47}, types.Get("png")},
-		{[]byte{0xFF, 0x0, 0x0}, Unknown},
-	}
-
-	for _, test := range cases {
-		if kind := MatchMap(test.buf, matchers.Image); kind != test.kind {
-			t.Fatalf("Do not matches: %#v", test.buf)
-		}
-	}
-}
-
-func TestMatchesMap(t *testing.T) {
-	cases := []struct {
-		buf   []byte
-		match bool
-	}{
-		{[]byte{0xFF, 0xD8, 0xFF}, true},
-		{[]byte{0x89, 0x50, 0x4E, 0x47}, true},
-		{[]byte{0xFF, 0x0, 0x0}, false},
-	}
-
-	for _, test := range cases {
-		if match := MatchesMap(test.buf, matchers.Image); match != test.match {
-			t.Fatalf("Do not matches: %#v", test.buf)
-		}
-	}
-}
-
-//
-// Benchmarks
-//
-
-var tarBuffer, _ = ioutil.ReadFile("./fixtures/sample.tar")
-var zipBuffer, _ = ioutil.ReadFile("./fixtures/sample.zip")
-var jpgBuffer, _ = ioutil.ReadFile("./fixtures/sample.jpg")
-var gifBuffer, _ = ioutil.ReadFile("./fixtures/sample.gif")
-var pngBuffer, _ = ioutil.ReadFile("./fixtures/sample.png")
-
-func BenchmarkMatchTar(b *testing.B) {
-	for n := 0; n < b.N; n++ {
-		Match(tarBuffer)
-	}
-}
-
-func BenchmarkMatchZip(b *testing.B) {
-	for n := 0; n < b.N; n++ {
-		Match(zipBuffer)
-	}
-}
-
-func BenchmarkMatchJpeg(b *testing.B) {
-	for n := 0; n < b.N; n++ {
-		Match(jpgBuffer)
-	}
-}
-
-func BenchmarkMatchGif(b *testing.B) {
-	for n := 0; n < b.N; n++ {
-		Match(gifBuffer)
-	}
-}
-
-func BenchmarkMatchPng(b *testing.B) {
-	for n := 0; n < b.N; n++ {
-		Match(pngBuffer)
-	}
-}
diff --git a/vendor/gopkg.in/h2non/filetype.v1/types/split_test.go b/vendor/gopkg.in/h2non/filetype.v1/types/split_test.go
deleted file mode 100644
index b051457..0000000
--- a/vendor/gopkg.in/h2non/filetype.v1/types/split_test.go
+++ /dev/null
@@ -1,27 +0,0 @@
-package types
-
-import "testing"
-
-func TestSplit(t *testing.T) {
-	cases := []struct {
-		mime    string
-		kind    string
-		subtype string
-	}{
-		{"image/jpeg", "image", "jpeg"},
-		{"/jpeg", "", "jpeg"},
-		{"image/", "image", ""},
-		{"/", "", ""},
-		{"image", "image", ""},
-	}
-
-	for _, test := range cases {
-		kind, subtype := splitMime(test.mime)
-		if test.kind != kind {
-			t.Fatalf("Invalid kind: %s", test.kind)
-		}
-		if test.subtype != subtype {
-			t.Fatalf("Invalid subtype: %s", test.subtype)
-		}
-	}
-}
diff --git a/vendor/modules.txt b/vendor/modules.txt
new file mode 100644
index 0000000..f634157
--- /dev/null
+++ b/vendor/modules.txt
@@ -0,0 +1,12 @@
+# code.ivysaur.me/libnmdc v0.0.0-20180604072808-74c20aaed6b2
+code.ivysaur.me/libnmdc
+# github.com/cxmcc/tiger v0.0.0-20170524142333-bde35e2713d7
+github.com/cxmcc/tiger
+# github.com/go-telegram-bot-api/telegram-bot-api v4.6.2+incompatible
+github.com/go-telegram-bot-api/telegram-bot-api
+# github.com/technoweenie/multipartstreamer v1.0.1
+github.com/technoweenie/multipartstreamer
+# gopkg.in/h2non/filetype.v1 v1.0.5
+gopkg.in/h2non/filetype.v1
+gopkg.in/h2non/filetype.v1/matchers
+gopkg.in/h2non/filetype.v1/types