Created yet untested Animation class.
Added brief description for Animation class.
Implemented static Animation::renderAll().
Fixed bug in Animation::update() and some spelling issues in Animation class.
Created DamageNumber class.
BoardWidget: Some code cleanup and added DamageNumber creation.
Added sf::Clock instance to GuiHandler which uses it to call Animation::renderAll().
Improved DamageNumber styling.
Merge pull request #47 from namelessvoid/animation

Get animations into master.