start 0.2.0 [ci skip]
Merge branch 'master' into feature/0.2.0
add protocol buffers modules.
Merge branch 'feature/protobuf' into feature/0.2.0

Conflicts:
	project/AeromockBuild.scala
modified to 0.2.0-RC1
modified sbt error
protobuf bugfix
modified README [ci skip]