Unnecessary call to concat?
Merge branch 'cdosborn-patch-1'
Minify
v. 0.5.3
Remove old _collideRecords bookkeeping

* Was only used for uncollisions
Minify
v. 0.5.4
Update inputter.js
merging with mary
More reliable mouse position
Add racecar demo
v. 0.5.5
fixed tests
Merging with upstream