Use v2.0.0 of mq-golang now it has been created (#159)

* Use v2.0.0 of mq-golang now it has been created

* do a strip vendor

vendor/github.com/golang/protobuf/.travis.yml

@@ -0,0 +1,31 @@
+sudo: false
+language: go
+go:
+- 1.6.x
+- 1.10.x
+- 1.x
+
+install:
+  - go get -v -d google.golang.org/grpc
+  - go get -v -d -t github.com/golang/protobuf/...
+  - curl -L https://github.com/google/protobuf/releases/download/v3.5.1/protoc-3.5.1-linux-x86_64.zip -o /tmp/protoc.zip
+  - unzip /tmp/protoc.zip -d "$HOME"/protoc
+  - mkdir -p "$HOME"/src && ln -s "$HOME"/protoc "$HOME"/src/protobuf
+
+env:
+  - PATH=$HOME/protoc/bin:$PATH
+
+script:
+  - make all
+  - make regenerate
+  # TODO(tamird): When https://github.com/travis-ci/gimme/pull/130 is
+  # released, make this look for "1.x".
+  - if [[ "$TRAVIS_GO_VERSION" == 1.10* ]]; then
+      if [[ "$(git status --porcelain 2>&1)" != "" ]]; then
+        git status >&2;
+        git diff -a >&2;
+        exit 1;
+      fi;
+      echo "git status is clean.";
+    fi;
+  - make test