Merge pull request #3 from g9yuayon/remoting-local

Remoting local
Remove experimental classes from rxjava-core
Remove examples (migrated to Groovy now)
Fix typo in EchoServer example
RemoteObservableClient integrated with RxNetty and examples

- still experimenting, server side not done yet
Add Javadoc from Rx Design Guidelines
EchoServer and other examples using new Remote* Netty Impls
EchoClient functional
IntervalServer example functional
IntervalClientTakeN

- known bug still exists on IntervalServer that causes it to only support a single connection and then shuts down
BugFix: Server now stays alive between connections
EchoServer: Improved use of functional operators

Thanks @headinbox for feedback
Start of EventStream examples
Added a new protocol handler that produces string lines
Replaced old string codec with StringLineCodec