Remove R generic type from ReadStream/WriteStream
- implement basic sender/publiser WriteStream
- provide a body stream on MessageConsumer
Merge pull request #927 from vietj/master

PR for fluent + event bus write stream
Make hazelcast clustermanager more easily programmatically configurable
Some improvements to the http client API
Removed redundant options interfaces
Implemented hierarchy for options classes to reduce code duplication
Disable strack trace lookup for JUL logging

Signed-off-by: nscavell <nick.scavelli@gmail.com>
Merge pull request #928 from nscavell/jul-fix

Disable strack trace lookup for JUL logging
Use new Java 8 Date/Time API to format date for logging

Signed-off-by: nscavell <nick.scavelli@gmail.com>