* HomeMatic KeyMatic device become a real lock component
* Adds supported features to lock component.
Locks may are capable to open the door latch.
If component is support it, the SUPPORT_OPENING bitmask can be supplied in the supported_features property.
* hound improvements.
* Travis improvements.
* Improvements from review process
* Simplifies is_locked method
* Adds an openable lock in the lock demo component
* removes blank line
* Adds test for openable demo lock and lint and reviewer improvements.
* adds new line...
* Comment end with a period.
* Additional blank line.
* Mock service based testing, lint fixes
* Update description