* Added Yandex SpeechKit TTS
* Added test stub
* Added two test and added property for yandex tts
* Copy all test from voice rss
* Added test vith different speaker and code style changes
* Added new line to end of file
* Url format replaced with url_params
* Allow to specify TTS language in the service call.
* Allow to specify TTS language in the service call.
* Respect 79 char limit
* Fix "Too many blank lines"
* Fix "Too many blank lines"
* Fix "Too many blank lines"
* Change language to be optional parameter of *get_tts_audio
* Change language to be optional parameter of *get_tts_audio
* Respect 79 char limit
* Don't pass "None
* Use default of "None" for TTS language
* Use default of "None" for TTS language
* Don't pass "None"
* Change TTS cache key to be hash_lang_engine
* Change language from demo to en
* Fix wrong replace
* TTS Component / Google speech platform
* Change file backend handling / cache
* Use mimetype / rename Provider function / allow cache on service call
* Add a memcache for faster response
* Add demo platform
* First version of unittest
* Address comments
* improve error handling / address comments
* Add google unittest & check http response code
* Change url param handling
* add test for other language
* Change hash to sha256 for same hash on every os/hardware
* add unittest for receive demo data
* add test for error cases
* Test case load from file to mem over aiohttp server
* Use cache SpeechManager level, address other comments
* Add service for clear cache
* Update service.yaml
* add support for spliting google message