Update notes for submitted changes

* Show notification dialog to choose USBMS/MTP/PTP mode if primary sdcard allows mass storage
Update notes for submitted changes

* Use persist.sys.force_highendgfx to control highend effects
Update notes for submitted changes

* allow forcing HighEndGfx mode
Update notes for submitted changes

* Optimize .ogg file sizes
Update notes for submitted changes

* Optimize .ogg files using sox