Merge pull request #667 from ioanpocol/liveblog16

LB-1541
LB-1308: Unpublished post doesn't disappear from the embed within 60 seconds.

Added missing method.
Build
Merge pull request #668 from nistormihai/liveblog16_clean

LB-1308: Unpublished post doesn't disappear from the embed within 60 sec...
LB-1533
:
Write REST API tests for embed

Test fixture management tool: added support for mysql database reset and
population data as for a new created instance