Merge pull request #9 from axprin/testing

Testing
add donut graph
Merge branch 'master' of https://github.com/axprin/pitches_and_rows into graphs
Merge pull request #10 from axprin/graphs

Graphs WUUUUB WUUUUB WUUUUUUUUB
optimized range chart
chart optimization melodic contour
player stuff
Merge branch 'master' of https://github.com/axprin/pitches_and_rows into testing
done with first 3 charts
jquery tabs started
merge conflicts
added player
fixed merge conflicts