Bring back some const qualifiers, to reduce problems caused by modules
modifying all kind of things in action_t::ready related functions.
Left some things in place by using const_cast, class modules should
eventually replace them with better code.

Report Abilities section: Bring it back to life when simulating with
debug=1 which should display ALL abilities ( including quiet/unused
ones).

git-svn-id: http://simulationcraft.googlecode.com/svn/trunk@18082 3b4652a1-8050-0410-ac47-3d40261b0f8b
More const use for player query functions.

git-svn-id: http://simulationcraft.googlecode.com/svn/trunk@18083 3b4652a1-8050-0410-ac47-3d40261b0f8b