Updated to support %timing lines in the GABC header to change the timing
of playback.
Fixed the volume controls, so now %volume: can be used in the GABC header
just like %timing.
The last value in the %volume field in the GABC header will now affect all
subsequent notes.
Merge pull request #4 from asbloomf/master

Update psalms
Added index.html for gh-pages
Updated manifest version