Moving from govendor to dep, updated dependencies (#48)

* Moving from govendor to dep.

* Making the pull request template more friendly.

* Fixing akward space in PR template.

* goimports run on whole project using ` goimports -w $(find . -type f -name '*.go' -not -path "./vendor/*" -not -path "./gen-go/*")`

source of command: https://gist.github.com/bgentry/fd1ffef7dbde01857f66

Gopkg.lock

@@ -0,0 +1,43 @@
+# This file is autogenerated, do not edit; changes may be undone by the next 'dep ensure'.
+
+
+[[projects]]
+  name = "git.apache.org/thrift.git"
+  packages = ["lib/go/thrift"]
+  revision = "b2a4d4ae21c789b689dd162deb819665567f481c"
+  version = "0.10.0"
+
+[[projects]]
+  name = "github.com/davecgh/go-spew"
+  packages = ["spew"]
+  revision = "346938d642f2ec3594ed81d874461961cd0faa76"
+  version = "v1.1.0"
+
+[[projects]]
+  name = "github.com/pkg/errors"
+  packages = ["."]
+  revision = "e881fd58d78e04cf6d0de1217f8707c8cc2249bc"
+
+[[projects]]
+  name = "github.com/pmezard/go-difflib"
+  packages = ["difflib"]
+  revision = "792786c7400a136282c1664665ae0a8db921c6c2"
+  version = "v1.0.0"
+
+[[projects]]
+  name = "github.com/samuel/go-zookeeper"
+  packages = ["zk"]
+  revision = "471cd4e61d7a78ece1791fa5faa0345dc8c7d5a5"
+
+[[projects]]
+  name = "github.com/stretchr/testify"
+  packages = ["assert"]
+  revision = "b91bfb9ebec76498946beb6af7c0230c7cc7ba6c"
+  version = "v1.2.0"
+
+[solve-meta]
+  analyzer-name = "dep"
+  analyzer-version = 1
+  inputs-digest = "6b1d8788979382ad684db5a62850b9d206014ea36f020a0a481331adf3c234dd"
+  solver-name = "gps-cdcl"
+  solver-version = 1