Overhaul vextab (take 3): Grammar for Jison parser generator.
Merge branch 'master' of github.com:0xfe/vexflow
Most VexTab tests pass with new grammar.

The failing tests are not grammar related. They're currently
commented out, but uncomment when full implementation is complete.
Reverted old vextab. (Mistaken push.)
Adds auto-beam formatting
Renames tests
Small style fixes.
Make auto beam code ignore untickables (like bars).
Overhaul bends to allow for more sophisticated phrasing.
Fix bug in auto-beaming that breaks for notes longer than quarter notes.
Make tuplets work with all tickables (like tabnotes, barnotes, etc.)
RIP VexTab 1.0.
Fix up links and push script.
Update README.
Merge branch 'master' of github.com:0xfe/vexflow
Fixed issue with Bounding Boxes and bars.
Allow remote pushing.
Fixed bug in push script and cleaned up find_missing_includes.rb.
Added new features to index page.
Fixed constructor so other classes can inherit Voice