Prevent more than one win event; generate 4 particles at start of game instead of 2
Modify main and player to work with Firebase
Add firebase to index.html
Merge pull request #57 from concreted/more-realtime

Modify main and player to work with Firebase
Merge pull request #58 from bisutun/goalbucket

Prevent more than one win event; generate 4 particles at start of game instead of 2
Refactor config files to run mocha-phantomjs in travis
Npm install in travis before running tests
Run npm install with sudo before test
Merge pull request #63 from johnheroy/master

Refactor .travis.yml and package.json for running mocha with phantom, resolves #60
Add rudimentary gravity to particle class
Merge pull request #66 from bisutun/gravity

Add rudimentary gravity to particle class
Fix player disappearance bug; resolve #59
Merge pull request #67 from bisutun/player-bucket-collision

Fix player disappearance bug
Delete particles on collision with goalBucket
Merge pull request #68 from concreted/delete-particles

Delete particles on collision with goalBucket
stick spins but does not hit things downward
particles slope off of stick
particles slide off at a slope