* Added platform lw12wifi for Lagute LW-12 Wifi Lights
Supported features:
* RGB colors
* Variable brightness
* 29 effects
* Changing transitions speed for animated effects
* Added lw12wifi to the list of omitted files to test
* Added lw12 module as new requirement for lw12wifi platform
* Added configuration example docstring for platform lw12wifi
* Updating code according to review in PR:
* Removed unused imports: enum, socket.
* Unused and not imported feature SUPPORT_FLASH was removed.
* Unused import lw12 in setup_platform method removed.
* Fixed indention for valuptuous.
* Changed check if effect is None.
* Removed personal debug output.
* Blocking function are not async anymore.
* Further improvements to satisfy PR.
* Unused import asyncio removed.
* Fixed: Return value and docstring no match up for `assumed_state`.
* Check if the set effect is supported, otherwise revert to normal light.
* Added describing missing docstrings to all functions.
* Adopted code to work with HS color setting.
* Syntactical change in comment.
* Removed redefinition of DOMAIN.
* Refactored lw12 controller setup: removed requirement for host and port in LW12Wifi class.
* Rewritten supported feature setup to a more static expression.
* Removed unused rgb_color property
* Fixed typo in comment for set_light_option
* Changed RGB option validation schema
* Removed instance properties as config options
* Removed optional settings to be more inline with code style.
* Removed unused option from config example
* Removal of unused import
* Added property to disable state polling for this entity.
* Raise an exception if an unknown effect was selected.
* Fixed an issue with the check for known effects.
* As we do not need to set a default, use simple accessing by key.
* Log if an unknown effect was selected.
* Added link to future documentation.
Paulus Schoutsen
Ville Skyttä
Julian Knauer