Add deps to repo (#15)

* Add deps to repo

This will make an build a lot of more comfortable. For dependency management dep will be used.

* Use locked dependencies on Travis

* travis-ci: Changed way of installing Go Dep

Author: solidnerd

.travis.yml

@@ -16,6 +16,16 @@ language: go
 go:
   - stable
 
+env:
+  - DEP_VERSION="0.4.1"
+
+before_install:
+  # Install Go Dep
+  - curl https://raw.githubusercontent.com/golang/dep/master/install.sh | sh
+
+install:
+  - dep ensure
+
 before_deploy:
   # Create binaries for many OSs and architures as tarballs.
   # the -osarch="!a/b !c/d" option is used to exclude OS-arch pairs

Gopkg.lock

@@ -0,0 +1,46 @@
+# Gopkg.toml example
+#
+# Refer to https://github.com/golang/dep/blob/master/docs/Gopkg.toml.md
+# for detailed Gopkg.toml documentation.
+#
+# required = ["github.com/user/thing/cmd/thing"]
+# ignored = ["github.com/user/project/pkgX", "bitbucket.org/user/project/pkgA/pkgY"]
+#
+# [[constraint]]
+#   name = "github.com/user/project"
+#   version = "1.0.0"
+#
+# [[constraint]]
+#   name = "github.com/user/project2"
+#   branch = "dev"
+#   source = "github.com/myfork/project2"
+#
+# [[override]]
+#   name = "github.com/x/y"
+#   version = "2.4.0"
+#
+# [prune]
+#   non-go = false
+#   go-tests = true
+#   unused-packages = true
+
+
+[[constraint]]
+  name = "github.com/docker/machine"
+  version = "0.15.0"
+
+[[constraint]]
+  name = "github.com/hetznercloud/hcloud-go"
+  version = "1.7.0"
+
+[[constraint]]
+  name = "github.com/pkg/errors"
+  version = "0.8.0"
+
+[[constraint]]
+  branch = "master"
+  name = "golang.org/x/crypto"
+
+[prune]
+  go-tests = true
+  unused-packages = true

Gopkg.toml

@@ -133,7 +133,7 @@ was used during creation.
 
 ## Building from source
 
-Use an up-to-date version of [Go](https://golang.org/dl)
+Use an up-to-date version of [Go](https://golang.org/dl) and [dep](https://github.com/golang/dep)
 
 To use the driver, you can download the sources and build it locally:
 
@@ -145,6 +145,10 @@ $ go get github.com/jonasprogrammer/docker-machine-driver-hetzner
 $ export GOPATH=$(go env GOPATH)
 $ export GOBIN=$GOPATH/bin
 $ export PATH="$PATH:$GOBIN"
+$ cd $GOPATH/src/jonasprogrammer/docker-machine-driver-hetzner
+$ dep ensure
+$ go build -o docker-machine-driver-hetzner
+$ cp docker-machine-driver-hetzner /usr/local/bin/docker-machine-driver-hetzner
 ```
 
 ## Development