Update default directory for qt to 5.1.1

git-svn-id: http://simulationcraft.googlecode.com/svn/trunk@17946 3b4652a1-8050-0410-ac47-3d40261b0f8b
Removed a few outdated lines on the read me

git-svn-id: http://simulationcraft.googlecode.com/svn/trunk@17947 3b4652a1-8050-0410-ac47-3d40261b0f8b
Tick major/minor for next release.

git-svn-id: http://simulationcraft.googlecode.com/svn/trunk@17949 3b4652a1-8050-0410-ac47-3d40261b0f8b