Updated conditional_publisher to support the new XML format
in the latest versions (>= 0.13) of the Flexible Publish plugin.
Ensured legacy format is still supported for plugin versions < 0.13.
Added support for multiple actions per condition with version >= 0.13.
Added unit test for multiple actions per condition
Change-Id: I4a91d2836ccd079d059b961a7f0b177a17df4093
Piotr Falkowski