* Add effect support to MQTT Light
* Use effect state topic for supported_features
* Dont use rainbow as default color
* Add color_temp support to MQTT JSON Light
* Add effect to MQTT JSON light
* Support lights in MQTT discovery
* Allow discovered devices to set their platform
* Add white value support to MQTT Light
* Add white value support to MQTT JSON Light
* Remove blank line
* Add color_temp support to MQTT Template light
* Add white value support to MQTT Template Light
* Remove unused SUPPORT_MQTT_TEMPLATE and stale unused flash and transition code from MQTT Template
* Add XY Color to MQTT Light Platform
* Fix syntax
* Fix more syntax errors
* Revert "Remove unused SUPPORT_MQTT_TEMPLATE and stale unused flash and transition code from MQTT Template"
This reverts commit c03798cb63.
* MQTT Template supports flash and transition but doesnt allow templating of the values
* Add XY color support to MQTT JSON
* Proper variable names
* Only allow whitelisted MQTT platforms to be loaded via MQTT Discovery
* Minor tweaks.
* Migrate mqtt to async
* address paulus comment / convert it complet async
* adress paulus comment / remove future
* Automation triggers should be async
* Fix MQTT async calls
* Show that event helpers are callbacks
* Fix tests
* Lint
* Add event loop to the core
* Add block_till_done to HA core object
* Fix some tests
* Linting core
* Fix statemachine tests
* Core test fixes
* fix block_till_done to wait for loop and queue to empty
* fix test_core for passing, and correct start/stop/block_till_done
* Fix remote tests
* Fix tests: block_till_done
* Fix linting
* Fix more tests
* Fix final linting
* Fix remote test
* remove unnecessary import
* reduce sleep to avoid slowing down the tests excessively
* fix remaining tests to wait for non-threadsafe operations
* Add async_ doc strings for event loop / coroutine info
* Fix command line test to block for the right timeout
* Fix py3.4.2 loop var access
* Fix SERVICE_CALL_LIMIT being in effect for other tests
* Fix lint errors
* Fix lint error with proper placement
* Fix slave start to not start a timer
* Add asyncio compatible listeners.
* Increase min Python version to 3.4.2
* Move async backports to util
* Add backported async tests
* Fix linting
* Simplify Python version check
* Fix lint
* Remove unneeded try/except and queue listener appproriately.
* Fix tuple vs. list unorderable error on version compare.
* Fix version tests
* Add support for new mqtt_json light platform.
* Fix W503 errors.
* Bring in feedback from @balloob.
* Add test coverage for invalid color and brightness data.
* Add coverage for transition in turn_off.
