FIX: Textures in cached geometry may become invalid after a display / host window resize, so we must ensure all cached geometry is regenerated by invalidating all windows.
FIX: Textures in cached geometry may become invalid after a display / host window resize, so we must ensure all cached geometry is regenerated by invalidating all windows.

--HG--
branch : v0-7

cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two