Import mod of Jeremy Feinstein's SlidingMenu, EGL Mods

Clean up the menu or at least reduce the number of shells

Build native library against the same API base as shell app

Update Khronos source to newest stable, Reference EGL14

Add margins, Restore lost identifiers, Update tested devices

Adjust drawer menu handle to prevent unintentional launch

Revise EGL handling to check multiple contexts to configure

Update README to include information about translating

Add native library handling to the debug, Enable log reading

Adjust drawer menu touch area, Fix L / R assignment calls

Remove some merge junk from trying to resolve git issues