Add retrofit to readme
memory leak fix
Merge of https://github.com/octo-online/robospice/pull/185
Implement Request Observers and Request Tracker
Formatting
Refactor of Andrew's branch to add service monitoring.
Some tests repaired
Add SpiceServiceListenerNotificationService, base class to monitor a spice service through notifications.
bad file in tree.
Add working implementation of SpiceServiceListener using notifications.
Code clean up.
Provide monitored service to subclasses.
Add checkstyle plugin to lifecycle mapping exception to get things work without warnings on Kepler.
Add new RequestProcessingContext to SpiceServiceListeners
Minor merge problems.
Update changelog
Merge of memoryLeakFix branch from seva-ask
Improve the way spiceManager handles aggregation of spice request. End of pull request https://github.com/octo-online/robospice/pull/182.
Code clean up and changelog update for https://github.com/octo-online/robospice/pull/182
Try to repair travis 1