deps: use go modules for dep mgmt

run go mod tidy
remove govendor from makefile and travis config
set appropriate env vars for go modules

1 files changed, 0 insertions, 14 deletions

diff --git a/vendor/github.com/fsouza/go-dockerclient/external/golang.org/x/sys/unix/env_unset.go b/vendor/github.com/fsouza/go-dockerclient/external/golang.org/x/sys/unix/env_unset.go
deleted file mode 100644
index 9222262..0000000
--- a/vendor/github.com/fsouza/go-dockerclient/external/golang.org/x/sys/unix/env_unset.go
+++ /dev/null
@@ -1,14 +0,0 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// +build go1.4
-
-package unix
-
-import "syscall"
-
-func Unsetenv(key string) error {
-        // This was added in Go 1.4.
-        return syscall.Unsetenv(key)
-}