add d3
add a pie chart for user contributions
Merge branch 'master' of github.com:pepf/fusic-meteor into pepf-master
Merge branch 'pepf-master'
Fix missing 'event' parameter
optimize song list calculation

With 170 songs in a playlist, this decreased the calculation time from ~400 ms to about 45 ms.
fix undefined errors in the footer template
add logic to count when a song has been played enough
add playCounts collection
store play counts to the database
Profile page for more specific user info/possibility to add simple avatar