change code-side "Not Graded" to "notgraded"

Fixed all instances of "occured" typo

Enable i18n tests in `rake test` command

Adam/fix/stringresponse no type specified

Sylvia/documentation/bld 618

Create Brewfile

write failing tests

LMS-1963

http://robots.thoughtbot.com/brewfile-a-gemfile-but-for-homebrew

Imageresponse: fix offset in FF.

Ned/i18n tool fixes

Alex/numtolerance range

Internationalize the video player.

Collect coverage for bok-choy tests

i18n Sequence XModule

Certs - bugfix cert_whitelist output

Eliminate unused import and gratuitous prints

We were writing the main file twice.  No need.

When this was conditional, we'd have plural info in some files, not in
others. Then we'd merge them, and msgcat would add wacky markers to
indicate the difference, and the metadata wouldn't parse.

Removed French and Korean locales until we add the translation strings

Ahodges documentation discussions

pep8 cleanup

add middleware to be able to expire inactive sessions after N seconds

LMS-1758

configure middleware

add test for session inactive timeouts

add Studio inactive session timeout test

change login method used

add create_test_account to test

make sure the expected redirect URL is right

fix indenting problem

fix doc string since we moved from minutes to seconds

use utility methods rather than calling another test to set up and activate an account

clean up code violations

respond to PR feedback

use optional params to make code cleaner

pylint fix on test files

Updates Studio's visual styling of action buttons on components and static pages 

Modify jquery.timeago to better support i18n

Markhoeber/documentation/stud 1130