TOC bump.
First version of the Powers element.
Added a generic bar layout handling in frame style of single units.
Small powers fixes.
Fixed bar ordering.
Using new Powers bar instead of custom ones for every frame with powers.
Restrict additional power bars to some classes and specializations.
Do not show powers requires specialization for character under level 10.
Added a new kind of bar : hybrid bars.
Removed secondary power bars that could be handled by Powers and our bar widgets.