LinGui: fix building gtk gui on mingw, add regex to link


git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6674 b64f7644-9d1e-0410-96f1-a4d463321fa5
LinGui: better stderr redirection on mingw


git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6675 b64f7644-9d1e-0410-96f1-a4d463321fa5