Purge Cache doesn't work

[glennric]

The "Purge Cache" in the "View" menu does not work. The problem is in the FindFiles function of the CFileSearch class. The attached patch fixes this issue.

(Sorry for the repost from the svn discussion, but this should have been posted here)

[ector]

diff submitted by shuffle2.

[James333]

good job !
http://code.google.com/p/dolphin-emu/source/detail?r=4827

[Emilio9708]

hey on question what does the purge catch do