(GX) Add performance counters for gx_video
(GX) Take out redundant GX_OPTS lines
(GX) Take out frame_resize perfcount
(PSP) Typo fix
skip setting of default path for overlay directory if HAVE_OVERLAY
not defined
(GX) Make gx_audio.c more backwards/forwards compatible
[GX] change usleep to timed cond wait in device thread
Merge pull request #731 from aliaspider/master

(PSP) add support for kernel-mode functions through a loadable module.
(PSP) Add HAVE_KERNEL_PRX ifdef