v.1.1.6

Improvements:

1. The support of face detectors v1 and v2 was removed. Handlers supports FACE_DET_V3 detector only.

2. Service dependencies were updated.

3. A paramater wait_saving was added to event storage policy.

   See create handler parameter wait_saving.

Bugs fixed:

How to update from previous version:

To update from previous version, replace all folders with files and update dependencies from requirements.txt.