+ Objectify conf class.
+ Make some members private as they need to have their range checked before being set
+ Change "options" variables into an union contraining bitfield representation of it. Allows to make code more expressive/readable.
GSdx: remove some linux dialog options which were already controlled by PCSX2
git-svn-id: http://pcsx2.googlecode.com/svn/trunk@4780 96395faa-99c1-11dd-bbfe-3dabce05a288