diff --git a/Gopkg.lock b/Gopkg.lock
index d99323c..836d870 100644
--- a/Gopkg.lock
+++ b/Gopkg.lock
@@ -2,14 +2,12 @@
 
 
 [[projects]]
-  digest = "1:01211d9a9303680551230d477e61f4e60cac079a115f4c227ec2143d0d7db9f7"
   name = "github.com/atotto/clipboard"
   packages = ["."]
-  pruneopts = ""
-  revision = "bb272b845f1112e10117e3e45ce39f690c0001ad"
+  revision = "aa9549103943c05f3e8951009cdb6a0bec2c8949"
+  version = "v0.1.1"
 
 [[projects]]
-  digest = "1:a3dfc9ce62b33a7bc9d03fb049552d95a2b740387d086858e56853f32e43af3e"
   name = "github.com/aws/aws-sdk-go"
   packages = [
     "aws",
@@ -36,39 +34,31 @@
     "private/protocol/restxml",
     "private/protocol/xml/xmlutil",
     "service/s3",
-    "service/sts",
+    "service/sts"
   ]
-  pruneopts = ""
   revision = "d05c000e0b41647375a4093373eb1301e02c8a4e"
   version = "v1.10.22"
 
 [[projects]]
-  digest = "1:e988ed0ca0d81f4d28772760c02ee95084961311291bdfefc1b04617c178b722"
   name = "github.com/fatih/color"
   packages = ["."]
-  pruneopts = ""
   revision = "5b77d2a35fb0ede96d138fc9a99f5c9b6aef11b4"
   version = "v1.7.0"
 
 [[projects]]
-  digest = "1:eb53021a8aa3f599d29c7102e65026242bdedce998a54837dc67f14b6a97c5fd"
   name = "github.com/fsnotify/fsnotify"
   packages = ["."]
-  pruneopts = ""
   revision = "c2828203cd70a50dcccfb2761f8b1f8ceef9a8e9"
   version = "v1.4.7"
 
 [[projects]]
-  digest = "1:eb26181e5ea224ef9d0294830a3ea3f409c6fa96b4b0d5c4ed65d933531ebcd7"
   name = "github.com/go-ini/ini"
   packages = ["."]
-  pruneopts = ""
   revision = "d3de07a94d22b4a0972deb4b96d790c2c0ce8333"
   version = "v1.28.0"
 
 [[projects]]
   branch = "master"
-  digest = "1:67a319430297a0aeae0fdeea317229ee2812e8c5a8bcce259e0fc3023e1c3997"
   name = "github.com/hashicorp/hcl"
   packages = [
     ".",
@@ -80,159 +70,121 @@
     "hcl/token",
     "json/parser",
     "json/scanner",
-    "json/token",
+    "json/token"
   ]
-  pruneopts = ""
   revision = "f40e974e75af4e271d97ce0fc917af5898ae7bda"
 
 [[projects]]
-  digest = "1:870d441fe217b8e689d7949fef6e43efbc787e50f200cb1e70dbca9204a1d6be"
   name = "github.com/inconshreveable/mousetrap"
   packages = ["."]
-  pruneopts = ""
   revision = "76626ae9c91c4f2a10f34cad8ce83ea42c93bb75"
   version = "v1.0"
 
 [[projects]]
-  digest = "1:e6f0b9e4dced4b6b5fedb810e2125a9f74dfe2ef1598c55ecb25e8b3d8f514ea"
   name = "github.com/jmespath/go-jmespath"
   packages = ["."]
-  pruneopts = ""
   revision = "3433f3ea46d9f8019119e7dd41274e112a2359a9"
   version = "0.2.2"
 
 [[projects]]
-  digest = "1:dbf1cd03d963baddbc2b2a07305d62faa4ee39554bcb42324063bbe3826496af"
   name = "github.com/leonklingele/randomstring"
   packages = ["."]
-  pruneopts = ""
   revision = "fd6b15ed1c60f5417073a1171521a6b7bdc91964"
   version = "v1.0"
 
 [[projects]]
-  digest = "1:d244eb7b2d8e9f4c9355d215d65159c176603874ba10bfb7cbe6dcbd212813f5"
   name = "github.com/magiconair/properties"
   packages = ["."]
-  pruneopts = ""
   revision = "c3beff4c2358b44d0493c7dda585e7db7ff28ae6"
   version = "v1.7.6"
 
 [[projects]]
-  digest = "1:6a2993e0132764bf3af555645a7194621b0869afa3ec67152cd0f9af27fe6d8b"
   name = "github.com/marcsauter/single"
   packages = ["."]
-  pruneopts = ""
-  revision = "3f6ac6766709f17b529a516abd96745824431eb0"
+  revision = "f8bf46f26ec011cb275d59dbb51d1fae0a0a18a6"
 
 [[projects]]
-  digest = "1:9ea83adf8e96d6304f394d40436f2eb44c1dc3250d223b74088cc253a6cd0a1c"
   name = "github.com/mattn/go-colorable"
   packages = ["."]
-  pruneopts = ""
   revision = "167de6bfdfba052fa6b2d3664c8f5272e23c9072"
   version = "v0.0.9"
 
 [[projects]]
-  digest = "1:3140e04675a6a91d2a20ea9d10bdadf6072085502e6def6768361260aee4b967"
   name = "github.com/mattn/go-isatty"
   packages = ["."]
-  pruneopts = ""
   revision = "6ca4dbf54d38eea1a992b3c722a76a5d1c4cb25c"
   version = "v0.0.4"
 
 [[projects]]
-  digest = "1:59d11e81d6fdd12a771321696bb22abdd9a94d26ac864787e98c9b419e428734"
   name = "github.com/mitchellh/go-homedir"
   packages = ["."]
-  pruneopts = ""
   revision = "b8bc1bf767474819792c23f32d8286a45736f1c6"
 
 [[projects]]
   branch = "master"
-  digest = "1:59fa50d593e5673a0dfffa1852b66fd700c05b35e368680b4b89a68fdb2c1379"
   name = "github.com/mitchellh/mapstructure"
   packages = ["."]
-  pruneopts = ""
   revision = "00c29f56e2386353d58c599509e8dc3801b0d716"
 
 [[projects]]
-  digest = "1:d60cfeee185019d4fcd35e8c89c83aff576e4723b6100300bf67b05be961388f"
   name = "github.com/pelletier/go-toml"
   packages = ["."]
-  pruneopts = ""
   revision = "acdc4509485b587f5e675510c4f2c63e90ff68a8"
   version = "v1.1.0"
 
 [[projects]]
-  digest = "1:876666e3416bc4357068fd10b4e5989346d561550e061f62998ca9bec6639750"
   name = "github.com/pkg/term"
   packages = [
     ".",
-    "termios",
+    "termios"
   ]
-  pruneopts = ""
-  revision = "b1f72af2d63057363398bec5873d16a98b453312"
+  revision = "93e6c91493094ff99a036fea0040802a1e0a4f69"
 
 [[projects]]
-  digest = "1:dae0d7dd55563fd389e7263a32d2030022ef29cceff941336e53f6520e0308c0"
   name = "github.com/spf13/afero"
   packages = [
     ".",
-    "mem",
+    "mem"
   ]
-  pruneopts = ""
   revision = "bb8f1927f2a9d3ab41c9340aa034f6b803f4359c"
   version = "v1.0.2"
 
 [[projects]]
-  digest = "1:d0b38ba6da419a6d4380700218eeec8623841d44a856bb57369c172fbf692ab4"
   name = "github.com/spf13/cast"
   packages = ["."]
-  pruneopts = ""
   revision = "8965335b8c7107321228e3e3702cab9832751bac"
   version = "v1.2.0"
 
 [[projects]]
-  digest = "1:7ab90c89d3f2dc627dcfc1676c852db1da9a8059091ab49975a07e281e7dd38c"
   name = "github.com/spf13/cobra"
   packages = ["."]
-  pruneopts = ""
   revision = "b26b538f693051ac6518e65672de3144ce3fbedc"
 
 [[projects]]
   branch = "master"
-  digest = "1:104517520aab91164020ab6524a5d6b7cafc641b2e42ac6236f6ac1deac4f66a"
   name = "github.com/spf13/jwalterweatherman"
   packages = ["."]
-  pruneopts = ""
   revision = "7c0cea34c8ece3fbeb2b27ab9b59511d360fb394"
 
 [[projects]]
-  digest = "1:261bc565833ef4f02121450d74eb88d5ae4bd74bfe5d0e862cddb8550ec35000"
   name = "github.com/spf13/pflag"
   packages = ["."]
-  pruneopts = ""
   revision = "e57e3eeb33f795204c1ca35f56c44f83227c6e66"
   version = "v1.0.0"
 
 [[projects]]
-  digest = "1:3dab237cd3263a290d771d133fed777bb56c22e380b00ebe92e6531d5c8d3d0c"
   name = "github.com/spf13/viper"
   packages = ["."]
-  pruneopts = ""
   revision = "b5e8006cbee93ec955a89ab31e0e3ce3204f3736"
   version = "v1.0.2"
 
 [[projects]]
-  digest = "1:04349b046e02da62563d078f7464366c25188b9f01750cc5a0be9ad59c7fd974"
   name = "golang.leonklingele.de/securetemp"
   packages = ["."]
-  pruneopts = ""
   revision = "50a05cf002288328d2b1fdf97dd7ab9da3c004b1"
   version = "v1.0.0"
 
 [[projects]]
-  digest = "1:44c7f4a72f6b1d2961b30947d8222f0253645fa0fcb493f30d417325c1323227"
   name = "golang.org/x/crypto"
   packages = [
     "cast5",
@@ -247,24 +199,20 @@
     "pbkdf2",
     "poly1305",
     "scrypt",
-    "ssh/terminal",
+    "ssh/terminal"
   ]
-  pruneopts = ""
   revision = "b176d7def5d71bdd214203491f89843ed217f420"
 
 [[projects]]
   branch = "master"
-  digest = "1:590053260f0642c48e3699048188a940ecfb4eb7ef3620ffaa836538e04029be"
   name = "golang.org/x/sys"
   packages = [
     "unix",
-    "windows",
+    "windows"
   ]
-  pruneopts = ""
   revision = "e42485b6e20ae7d2304ec72e535b103ed350cc02"
 
 [[projects]]
-  digest = "1:5acd3512b047305d49e8763eef7ba423901e85d5dd2fd1e71778a0ea8de10bd4"
   name = "golang.org/x/text"
   packages = [
     "internal/gen",
@@ -272,45 +220,20 @@
     "internal/ucd",
     "transform",
     "unicode/cldr",
-    "unicode/norm",
+    "unicode/norm"
   ]
-  pruneopts = ""
   revision = "f21a4dfb5e38f5895301dc265a8def02365cc3d0"
   version = "v0.3.0"
 
 [[projects]]
-  digest = "1:fe5e951fa28e0afa18f3755b80ff1601817b65b00fb281e7a38256ccfeb9d8f3"
   name = "gopkg.in/yaml.v2"
   packages = ["."]
-  pruneopts = ""
   revision = "86f5ed62f8a0ee96bd888d2efdfd6d4fb100a4eb"
   version = "v2.2.0"
 
 [solve-meta]
   analyzer-name = "dep"
   analyzer-version = 1
-  input-imports = [
-    "github.com/atotto/clipboard",
-    "github.com/aws/aws-sdk-go/aws",
-    "github.com/aws/aws-sdk-go/aws/awserr",
-    "github.com/aws/aws-sdk-go/aws/session",
-    "github.com/aws/aws-sdk-go/service/s3",
-    "github.com/fatih/color",
-    "github.com/leonklingele/randomstring",
-    "github.com/marcsauter/single",
-    "github.com/mitchellh/go-homedir",
-    "github.com/pkg/term",
-    "github.com/spf13/cobra",
-    "github.com/spf13/pflag",
-    "github.com/spf13/viper",
-    "golang.leonklingele.de/securetemp",
-    "golang.org/x/crypto/chacha20poly1305",
-    "golang.org/x/crypto/openpgp",
-    "golang.org/x/crypto/openpgp/armor",
-    "golang.org/x/crypto/openpgp/packet",
-    "golang.org/x/crypto/pbkdf2",
-    "golang.org/x/crypto/scrypt",
-    "golang.org/x/crypto/ssh/terminal",
-  ]
+  inputs-digest = "75de4a847ae5193b8b5cf2dcb2f897dd4a12527bd9540f0dd52b5d2ad84199b2"
   solver-name = "gps-cdcl"
   solver-version = 1
diff --git a/Gopkg.toml b/Gopkg.toml
index 3010027..01963a3 100644
--- a/Gopkg.toml
+++ b/Gopkg.toml
@@ -23,12 +23,16 @@
 
 [[constraint]]
   name = "github.com/atotto/clipboard"
-  revision = "bb272b845f1112e10117e3e45ce39f690c0001ad"
+  version = "v0.1.1"
 
 [[constraint]]
   name = "github.com/aws/aws-sdk-go"
   version = "v1.10.22"
 
+[[constraint]]
+  name = "github.com/marcsauter/single"
+  revision = "f8bf46f26ec011cb275d59dbb51d1fae0a0a18a6"
+
 [[constraint]]
   name = "github.com/leonklingele/randomstring"
   version = "1.0.0"
@@ -39,7 +43,7 @@
 
 [[constraint]]
   name = "github.com/pkg/term"
-  revision = "b1f72af2d63057363398bec5873d16a98b453312"
+  revision = "93e6c91493094ff99a036fea0040802a1e0a4f69"
 
 [[constraint]]
   name = "github.com/spf13/cobra"
diff --git a/vendor/github.com/atotto/clipboard/.travis.yml b/vendor/github.com/atotto/clipboard/.travis.yml
index f339196..5bd5ae3 100644
--- a/vendor/github.com/atotto/clipboard/.travis.yml
+++ b/vendor/github.com/atotto/clipboard/.travis.yml
@@ -1,11 +1,13 @@
 language: go
 
 go:
- - go1.2.2
- - go1.3.3
  - go1.4.3
- - go1.5.3
- - go1.6
+ - go1.5.4
+ - go1.6.4
+ - go1.7.6
+ - go1.8.7
+ - go1.9.4
+ - go1.10
 
 before_install:
  - export DISPLAY=:99.0
diff --git a/vendor/github.com/atotto/clipboard/README.md b/vendor/github.com/atotto/clipboard/README.md
index 6e2d15f..41fdd57 100644
--- a/vendor/github.com/atotto/clipboard/README.md
+++ b/vendor/github.com/atotto/clipboard/README.md
@@ -1,4 +1,4 @@
-[![Build Status](https://travis-ci.org/atotto/clipboard.svg?branch=master)](https://travis-ci.org/atotto/clipboard) [![Build Status](https://drone.io/github.com/atotto/clipboard/status.png)](https://drone.io/github.com/atotto/clipboard/latest) 
+[![Build Status](https://travis-ci.org/atotto/clipboard.svg?branch=master)](https://travis-ci.org/atotto/clipboard)
 
 [![GoDoc](https://godoc.org/github.com/atotto/clipboard?status.svg)](http://godoc.org/github.com/atotto/clipboard)
 
@@ -6,8 +6,6 @@
 
 Provide copying and pasting to the Clipboard for Go.
 
-Download shell commands at https://drone.io/github.com/atotto/clipboard/files
-
 Build:
 
     $ go get github.com/atotto/clipboard
diff --git a/vendor/github.com/atotto/clipboard/clipboard.go b/vendor/github.com/atotto/clipboard/clipboard.go
index 9e8f573..d7907d3 100644
--- a/vendor/github.com/atotto/clipboard/clipboard.go
+++ b/vendor/github.com/atotto/clipboard/clipboard.go
@@ -5,8 +5,6 @@
 // Package clipboard read/write on clipboard
 package clipboard
 
-import ()
-
 // ReadAll read string from clipboard
 func ReadAll() (string, error) {
 	return readAll()
diff --git a/vendor/github.com/atotto/clipboard/clipboard_unix.go b/vendor/github.com/atotto/clipboard/clipboard_unix.go
index aa0ef3a..d4f0df2 100644
--- a/vendor/github.com/atotto/clipboard/clipboard_unix.go
+++ b/vendor/github.com/atotto/clipboard/clipboard_unix.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build freebsd linux netbsd openbsd solaris
+// +build freebsd linux netbsd openbsd solaris dragonfly
 
 package clipboard
 
@@ -12,11 +12,15 @@ import (
 )
 
 const (
-	xsel  = "xsel"
-	xclip = "xclip"
+	xsel               = "xsel"
+	xclip              = "xclip"
+	termuxClipboardGet = "termux-clipboard-get"
+	termuxClipboardSet = "termux-clipboard-set"
 )
 
 var (
+	Primary bool
+
 	pasteCmdArgs []string
 	copyCmdArgs  []string
 
@@ -26,7 +30,10 @@ var (
 	xclipPasteArgs = []string{xclip, "-out", "-selection", "clipboard"}
 	xclipCopyArgs  = []string{xclip, "-in", "-selection", "clipboard"}
 
-	missingCommands = errors.New("No clipboard utilities available. Please install xsel or xclip.")
+	termuxPasteArgs = []string{termuxClipboardGet}
+	termuxCopyArgs  = []string{termuxClipboardSet}
+
+	missingCommands = errors.New("No clipboard utilities available. Please install xsel, xclip, or Termux:API add-on for termux-clipboard-get/set.")
 )
 
 func init() {
@@ -44,14 +51,29 @@ func init() {
 		return
 	}
 
+	pasteCmdArgs = termuxPasteArgs
+	copyCmdArgs = termuxCopyArgs
+
+	if _, err := exec.LookPath(termuxClipboardSet); err == nil {
+		if _, err := exec.LookPath(termuxClipboardGet); err == nil {
+			return
+		}
+	}
+
 	Unsupported = true
 }
 
 func getPasteCommand() *exec.Cmd {
+	if Primary {
+		pasteCmdArgs = pasteCmdArgs[:1]
+	}
 	return exec.Command(pasteCmdArgs[0], pasteCmdArgs[1:]...)
 }
 
 func getCopyCommand() *exec.Cmd {
+	if Primary {
+		copyCmdArgs = copyCmdArgs[:1]
+	}
 	return exec.Command(copyCmdArgs[0], copyCmdArgs[1:]...)
 }
 
diff --git a/vendor/github.com/atotto/clipboard/clipboard_windows.go b/vendor/github.com/atotto/clipboard/clipboard_windows.go
index 5dbb562..4b4aedb 100644
--- a/vendor/github.com/atotto/clipboard/clipboard_windows.go
+++ b/vendor/github.com/atotto/clipboard/clipboard_windows.go
@@ -8,12 +8,13 @@ package clipboard
 
 import (
 	"syscall"
+	"time"
 	"unsafe"
 )
 
 const (
 	cfUnicodetext = 13
-	gmemFixed     = 0x0000
+	gmemMoveable  = 0x0002
 )
 
 var (
@@ -32,15 +33,31 @@ var (
 	lstrcpy      = kernel32.NewProc("lstrcpyW")
 )
 
+// waitOpenClipboard opens the clipboard, waiting for up to a second to do so.
+func waitOpenClipboard() error {
+	started := time.Now()
+	limit := started.Add(time.Second)
+	var r uintptr
+	var err error
+	for time.Now().Before(limit) {
+		r, _, err = openClipboard.Call(0)
+		if r != 0 {
+			return nil
+		}
+		time.Sleep(time.Millisecond)
+	}
+	return err
+}
+
 func readAll() (string, error) {
-	r, _, err := openClipboard.Call(0)
-	if r == 0 {
+	err := waitOpenClipboard()
+	if err != nil {
 		return "", err
 	}
 	defer closeClipboard.Call()
 
 	h, _, err := getClipboardData.Call(cfUnicodetext)
-	if r == 0 {
+	if h == 0 {
 		return "", err
 	}
 
@@ -51,7 +68,7 @@ func readAll() (string, error) {
 
 	text := syscall.UTF16ToString((*[1 << 20]uint16)(unsafe.Pointer(l))[:])
 
-	r, _, err = globalUnlock.Call(h)
+	r, _, err := globalUnlock.Call(h)
 	if r == 0 {
 		return "", err
 	}
@@ -60,23 +77,30 @@ func readAll() (string, error) {
 }
 
 func writeAll(text string) error {
-	r, _, err := openClipboard.Call(0)
-	if r == 0 {
+	err := waitOpenClipboard()
+	if err != nil {
 		return err
 	}
 	defer closeClipboard.Call()
 
-	r, _, err = emptyClipboard.Call(0)
+	r, _, err := emptyClipboard.Call(0)
 	if r == 0 {
 		return err
 	}
 
 	data := syscall.StringToUTF16(text)
 
-	h, _, err := globalAlloc.Call(gmemFixed, uintptr(len(data)*int(unsafe.Sizeof(data[0]))))
+	// "If the hMem parameter identifies a memory object, the object must have
+	// been allocated using the function with the GMEM_MOVEABLE flag."
+	h, _, err := globalAlloc.Call(gmemMoveable, uintptr(len(data)*int(unsafe.Sizeof(data[0]))))
 	if h == 0 {
 		return err
 	}
+	defer func() {
+		if h != 0 {
+			globalFree.Call(h)
+		}
+	}()
 
 	l, _, err := globalLock.Call(h)
 	if l == 0 {
@@ -90,12 +114,15 @@ func writeAll(text string) error {
 
 	r, _, err = globalUnlock.Call(h)
 	if r == 0 {
-		return err
+		if err.(syscall.Errno) != 0 {
+			return err
+		}
 	}
 
 	r, _, err = setClipboardData.Call(cfUnicodetext, h)
 	if r == 0 {
 		return err
 	}
+	h = 0 // suppress deferred cleanup
 	return nil
 }
diff --git a/vendor/github.com/atotto/clipboard/go.mod b/vendor/github.com/atotto/clipboard/go.mod
new file mode 100644
index 0000000..68ec980
--- /dev/null
+++ b/vendor/github.com/atotto/clipboard/go.mod
@@ -0,0 +1 @@
+module github.com/atotto/clipboard
diff --git a/vendor/github.com/marcsauter/single/LICENSE b/vendor/github.com/marcsauter/single/LICENSE
new file mode 100644
index 0000000..97b81c5
--- /dev/null
+++ b/vendor/github.com/marcsauter/single/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2018 Marc Sauter
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/vendor/github.com/marcsauter/single/README.md b/vendor/github.com/marcsauter/single/README.md
index c7e2edb..33281fa 100644
--- a/vendor/github.com/marcsauter/single/README.md
+++ b/vendor/github.com/marcsauter/single/README.md
@@ -12,9 +12,15 @@
     )
 
     func main() {
-        s := single.New("name")
-        s.Lock()
-        defer s.Unlock()
+        s := single.New("your-app-name")
+        if err := s.CheckLock(); err != nil && err == single.ErrAlreadyRunning {
+            log.Fatal("another instance of the app is already running, exiting")
+        } else if err != nil {
+            // Another error occurred, might be worth handling it as well
+            log.Fatalf("failed to acquire exclusive app lock: %v", err)
+        }
+        defer s.TryUnlock()
+
         log.Println("working")
         time.Sleep(60 * time.Second)
         log.Println("finished")
diff --git a/vendor/github.com/marcsauter/single/single_freebsd.go b/vendor/github.com/marcsauter/single/single_bsd.go
similarity index 86%
rename from vendor/github.com/marcsauter/single/single_freebsd.go
rename to vendor/github.com/marcsauter/single/single_bsd.go
index e4629f8..58c35c7 100644
--- a/vendor/github.com/marcsauter/single/single_freebsd.go
+++ b/vendor/github.com/marcsauter/single/single_bsd.go
@@ -1,3 +1,5 @@
+// +build freebsd openbsd netbsd dragonfly
+
 package single
 
 import (
diff --git a/vendor/github.com/marcsauter/single/single_unix.go b/vendor/github.com/marcsauter/single/single_unix.go
index 1f9990d..30545f1 100644
--- a/vendor/github.com/marcsauter/single/single_unix.go
+++ b/vendor/github.com/marcsauter/single/single_unix.go
@@ -1,4 +1,4 @@
-// +build linux solaris darwin freebsd
+// +build linux solaris darwin freebsd openbsd netbsd dragonfly
 
 package single
 
diff --git a/vendor/github.com/pkg/term/.travis.yml b/vendor/github.com/pkg/term/.travis.yml
index bd155c2..429c2ca 100644
--- a/vendor/github.com/pkg/term/.travis.yml
+++ b/vendor/github.com/pkg/term/.travis.yml
@@ -1,9 +1,8 @@
 language: go
 go_import_path: github.com/pkg/term
 go:
-  - 1.4.3
-  - 1.5.4
-  - 1.6.2
+  - 1.10.x
+  - 1.11.x
   - tip
 
 script:
diff --git a/vendor/github.com/pkg/term/term_bsdi.go b/vendor/github.com/pkg/term/term_bsdi.go
new file mode 100644
index 0000000..c539049
--- /dev/null
+++ b/vendor/github.com/pkg/term/term_bsdi.go
@@ -0,0 +1,55 @@
+// +build netbsd openbsd
+
+package term
+
+import "syscall"
+
+type attr syscall.Termios
+
+func (a *attr) setSpeed(baud int) error {
+	var rate int32
+	switch baud {
+	case 50:
+		rate = syscall.B50
+	case 75:
+		rate = syscall.B75
+	case 110:
+		rate = syscall.B110
+	case 134:
+		rate = syscall.B134
+	case 150:
+		rate = syscall.B150
+	case 200:
+		rate = syscall.B200
+	case 300:
+		rate = syscall.B300
+	case 600:
+		rate = syscall.B600
+	case 1200:
+		rate = syscall.B1200
+	case 1800:
+		rate = syscall.B1800
+	case 2400:
+		rate = syscall.B2400
+	case 4800:
+		rate = syscall.B4800
+	case 9600:
+		rate = syscall.B9600
+	case 19200:
+		rate = syscall.B19200
+	case 38400:
+		rate = syscall.B38400
+	case 57600:
+		rate = syscall.B57600
+	case 115200:
+		rate = syscall.B115200
+	case 230400:
+		rate = syscall.B230400
+	default:
+		return syscall.EINVAL
+	}
+	(*syscall.Termios)(a).Cflag = syscall.CS8 | syscall.CREAD | syscall.CLOCAL | uint32(rate)
+	(*syscall.Termios)(a).Ispeed = rate
+	(*syscall.Termios)(a).Ospeed = rate
+	return nil
+}
diff --git a/vendor/github.com/pkg/term/term_bsd.go b/vendor/github.com/pkg/term/term_bsdu.go
similarity index 96%
rename from vendor/github.com/pkg/term/term_bsd.go
rename to vendor/github.com/pkg/term/term_bsdu.go
index 4446b3b..15ca279 100644
--- a/vendor/github.com/pkg/term/term_bsd.go
+++ b/vendor/github.com/pkg/term/term_bsdu.go
@@ -1,4 +1,4 @@
-// +build freebsd openbsd netbsd
+// +build dragonfly freebsd
 
 package term
 
diff --git a/vendor/github.com/pkg/term/term_open_posix.go b/vendor/github.com/pkg/term/term_open_posix.go
index 66bf8cc..5efea56 100644
--- a/vendor/github.com/pkg/term/term_open_posix.go
+++ b/vendor/github.com/pkg/term/term_open_posix.go
@@ -5,7 +5,6 @@ package term
 import (
 	"os"
 	"syscall"
-	"time"
 
 	"github.com/pkg/term/termios"
 )
@@ -19,7 +18,6 @@ func Open(name string, options ...func(*Term) error) (*Term, error) {
 
 	t := Term{name: name, fd: fd}
 	if err := termios.Tcgetattr(uintptr(t.fd), &t.orig); err != nil {
-		time.Sleep(time.Second * 100)
 		return nil, err
 	}
 	if err := t.SetOption(options...); err != nil {
@@ -33,4 +31,3 @@ func Open(name string, options ...func(*Term) error) (*Term, error) {
 func (t *Term) Restore() error {
 	return termios.Tcsetattr(uintptr(t.fd), termios.TCIOFLUSH, &t.orig)
 }
-
diff --git a/vendor/github.com/pkg/term/termios/pty_bsd.go b/vendor/github.com/pkg/term/termios/pty_bsd.go
index d1a3baf..75fe179 100644
--- a/vendor/github.com/pkg/term/termios/pty_bsd.go
+++ b/vendor/github.com/pkg/term/termios/pty_bsd.go
@@ -1,41 +1,37 @@
-// +build freebsd openbsd netbsd
+// +build dragonfly netbsd openbsd
 
 package termios
 
-import (
-	"fmt"
-	"syscall"
-	"unsafe"
-)
+// #include<stdlib.h>
+import "C"
 
-func posix_openpt(oflag int) (fd uintptr, err error) {
-	// Copied from debian-golang-pty/pty_freebsd.go.
-	r0, _, e1 := syscall.Syscall(syscall.SYS_POSIX_OPENPT, uintptr(oflag), 0, 0)
-	fd = uintptr(r0)
-	if e1 != 0 {
-		err = e1
-	}
-	return
-}
+import "syscall"
 
 func open_pty_master() (uintptr, error) {
-	return posix_openpt(syscall.O_NOCTTY|syscall.O_RDWR|syscall.O_CLOEXEC)
+	rc := C.posix_openpt(syscall.O_NOCTTY | syscall.O_RDWR)
+	if rc < 0 {
+		return 0, syscall.Errno(rc)
+	}
+	return uintptr(rc), nil
 }
 
 func Ptsname(fd uintptr) (string, error) {
-	var n uintptr
-	err := ioctl(fd, syscall.TIOCGPTN, uintptr(unsafe.Pointer(&n)))
-	if err != nil {
-		return "", err
-	}
-	return fmt.Sprintf("/dev/pts/%d", n), nil
+	slavename := C.GoString(C.ptsname(C.int(fd)))
+	return slavename, nil
 }
 
 func grantpt(fd uintptr) error {
-	var n uintptr
-	return ioctl(fd, syscall.TIOCGPTN, uintptr(unsafe.Pointer(&n)))
+	rc := C.grantpt(C.int(fd))
+	if rc == 0 {
+		return nil
+	}
+	return syscall.Errno(rc)
 }
 
 func unlockpt(fd uintptr) error {
-	return nil
+	rc := C.unlockpt(C.int(fd))
+	if rc == 0 {
+		return nil
+	}
+	return syscall.Errno(rc)
 }
diff --git a/vendor/github.com/pkg/term/termios/pty_freebsd.go b/vendor/github.com/pkg/term/termios/pty_freebsd.go
new file mode 100644
index 0000000..e4b933a
--- /dev/null
+++ b/vendor/github.com/pkg/term/termios/pty_freebsd.go
@@ -0,0 +1,39 @@
+package termios
+
+import (
+	"fmt"
+	"syscall"
+	"unsafe"
+)
+
+func posix_openpt(oflag int) (fd uintptr, err error) {
+	// Copied from debian-golang-pty/pty_freebsd.go.
+	r0, _, e1 := syscall.Syscall(syscall.SYS_POSIX_OPENPT, uintptr(oflag), 0, 0)
+	fd = uintptr(r0)
+	if e1 != 0 {
+		err = e1
+	}
+	return
+}
+
+func open_pty_master() (uintptr, error) {
+	return posix_openpt(syscall.O_NOCTTY|syscall.O_RDWR|syscall.O_CLOEXEC)
+}
+
+func Ptsname(fd uintptr) (string, error) {
+	var n uintptr
+	err := ioctl(fd, syscall.TIOCGPTN, uintptr(unsafe.Pointer(&n)))
+	if err != nil {
+		return "", err
+	}
+	return fmt.Sprintf("/dev/pts/%d", n), nil
+}
+
+func grantpt(fd uintptr) error {
+	var n uintptr
+	return ioctl(fd, syscall.TIOCGPTN, uintptr(unsafe.Pointer(&n)))
+}
+
+func unlockpt(fd uintptr) error {
+	return nil
+}
diff --git a/vendor/github.com/pkg/term/termios/termios_bsd.go b/vendor/github.com/pkg/term/termios/termios_bsd.go
index 7015065..cf1db3e 100644
--- a/vendor/github.com/pkg/term/termios/termios_bsd.go
+++ b/vendor/github.com/pkg/term/termios/termios_bsd.go
@@ -1,4 +1,4 @@
-// +build darwin freebsd openbsd netbsd
+// +build darwin freebsd openbsd netbsd dragonfly
 
 package termios
 
diff --git a/vendor/github.com/pkg/term/termios/termios_bsd_test.go b/vendor/github.com/pkg/term/termios/termios_bsd_test.go
index 946f862..06d594c 100644
--- a/vendor/github.com/pkg/term/termios/termios_bsd_test.go
+++ b/vendor/github.com/pkg/term/termios/termios_bsd_test.go
@@ -1,4 +1,4 @@
-// +build darwin freebsd openbsd netbsd
+// +build darwin freebsd openbsd netbsd dragonfly
 
 package termios
 
diff --git a/vendor/github.com/pkg/term/termios/termios_test.go b/vendor/github.com/pkg/term/termios/termios_test.go
index 2c90146..5051952 100644
--- a/vendor/github.com/pkg/term/termios/termios_test.go
+++ b/vendor/github.com/pkg/term/termios/termios_test.go
@@ -110,7 +110,7 @@ func TestTiocinq(t *testing.T) {
 		t.Fatal(err)
 	}
 	if inq != 0 {
-		t.Fatal("Expected 0 bytes, got %v", inq)
+		t.Fatalf("Expected 0 bytes, got %v", inq)
 	}
 }
 
@@ -123,7 +123,7 @@ func TestTiocoutq(t *testing.T) {
 		t.Fatal(err)
 	}
 	if inq != 0 {
-		t.Fatal("Expected 0 bytes, got %v", inq)
+		t.Fatalf("Expected 0 bytes, got %v", inq)
 	}
 }