Changes in this update
* **Enhancements**..
* Added comments to `AlexaClientSDKConfig.json`. These descriptions provide additional guidance for what is expected for each field...
* Enabled pause and resume controls for Pandora...
* **Bug Fixes**..
* Bug fix for [issue #329](https://github.com/alexa/avs-device-sdk/issues/329) - `HTTP2Transport` instances no longer leak when `SERVER_SIDE
* Bug fix for [issue #189](https://github.com/alexa/avs-device-sdk/issues/189) - Fixed a race condition in the `Timer` class that sometimes
* Bug fix for a race condition that caused `SpeechSynthesizer` to ignore subsequent `Speak` directives...
* Bug fix for corrupted mime attachments.
Rajiv Jain
Andrey Mikheev