emberjs/data — pull request #1433 by craigteegarden (2013-10-08 20:24:20+00:00)
Title: Switch .jshintrc to use es3 mode insteaad of es5 mode. 

This now catches trailing commas, es5 mode does not: http://jslinterrors.com/extra-comma/

jshint will now catch issues like this: https://github.com/emberjs/data/pull/1432