Update gitignore with new ruby version files
Update readme

Adds note about new config options.
Modified isInt so it also returns true for integers larger than 32 bits
Upgrade Casper dep in Travis config
Make JS testing setup less complex

* Use the TAP reporter from https://github.com/larrymyers/jasmine-reporters
* Get rid of Casper
* Get rid of Jasmine gem

Boot a Rack::Server and use phantomjs to read the TAP output from
window.console
Update Travis config

* Remove 1.9.2
* Try to only run the JS specs once
Remove 2.1.0 from CI

Will put back when more stable. Can't seem to run JS tests in isolation either.
Kill Rack access logs in test

Lots of noise: gone.
Kill Rails deprecation warnings

More clutter: gone.
RSpec TAP formatter

Yet more clutter: gone.
Add contributing note to readme [ci skip]
Merge branch 'master' of https://github.com/joecorcoran/judge
add file field validation