Gradle Build, and bug fixes for hourly chime.
Added play/pause media button support, and fixed some bugs.
Stop tracking workspace file.
Extensive modifications to try and upgrade to use ActionbarSherlock 4.4.0 with Gradle.
Added ABS theme.
Just rearranged some of the speech synthesis code. It really doesn't like it when it is used before the connection is complete. But even still, it will misbehave sometimes.
Updated Say Time to use ActionBarCompat and look a little better.

- Reorganized the TTS Engine into a separate class.
Now handles play-pause button on sony bluetooth headphones.
Ignoring some files.
Merge branch 'release/1.5.4'