Revert "QT5 updates"

This reverts commit 32a1f5025f53faa08a05b6a9796de300f72fadb0.

Conflicts:
	piratecoin-qt.pro
Adding clang specific flags
Compiles on Snow Leopard with Xcode 4.2
Revert "QT5 updates"

This reverts commit 32a1f5025f53faa08a05b6a9796de300f72fadb0.

Conflicts:
	piratecoin-qt.pro
Edited to compile on Linux.  (tested on Ubuntu 12.04)
Merge branch 'qt4'

Conflicts:
	piratecoin-qt.pro