Merge branch 'release/1.5' into develop
bump version, clear method in reflection cache, remove some positions in todo list
notify observers improvements
fragment batch and support fragment batch
fix parse error json rpc 2 controller
handle null fragment manager
always call error logger on main thread
better batch cancelling
enabled param on HandleException annotation
fix np when use JsonSimpleRestController without @Rest annotation
file upload in raw rest controller
better error handling
okhttp creator
transaction support in ObservableWrapperCallback
fix parse error code
standardize post methods
ObserverAdapter implements iterable interface
better error log
multi error logger registration
better HttpException support on some devices