refactor client code
Merge branch 'master' of github.com:pschorf/guice-rpc

Conflicts:
	client/src/main/java/com/pschorf/rpc/BaseUri.java
	client/src/main/java/com/pschorf/rpc/ClientModule.java
	client/src/main/java/com/pschorf/rpc/ClientProxyFactory.java
	client/src/main/java/com/pschorf/rpc/InjectedService.java
	client/src/main/java/com/pschorf/rpc/MimeTypes.java
	client/src/main/java/com/pschorf/rpc/ProtobufSerialization.java
	client/src/main/java/com/pschorf/rpc/RpcBinder.java