Initial commit.
Remove the singleton stuff and add custom init. Minor code clean.
Code clean up.
Deleted LocationMath singleton stuff.
Fixed dealloc calls.
Trying to stop the accelTimer scheduler.
Fixing the accelTimer invalidate.
Code clean up.
Code clean up.
Changed NSTimer with CADisplayLink for the updates run loops.
Fixing dealloc calls.
Fixed calls to dealloc. Now all the objects are release properly.
Removed unused constants.
Privatize some vars.
Merge pull request #45 from Balillas/develop

Thanks @Balillas for all this:
- Removed Singleton design from ARController & LocationMath (for ease of use)
- Graphic updates now using CADisplayLink and NSRunLoo
- Lots of code cleans