move dependencies to vendor

vendor/github.com/kless/term/sys/sys_bsd.go

@@ -0,0 +1,14 @@
+// Copyright 2012 Jonas mg
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+// +build ignore
+
+package sys
+
+//cgo const TCGETS = TIOCGETA
+//cgo const TCSETS = TIOCSETA
+//cgo const TCSETSW = TIOCSETAW
+//cgo const TCSETSF = TIOCSETAF