Fix import errors with unicode filenames
Add tests for imports with unicode filenames
Fix unicode errors on exceptions and logging
Use upside-down english for unicode text
Remove unnecessary encode
Bump diff-cover version
Cleaner tests
Utility functions for finding courses by id
Add unicode handling to the signing and verifying logic
Merge pull request #1050 from edx/hotfix/2013-09-19

Hotfix/2013 09 19
manage focus to/from/within password reset modal appropriately
respond to comments
Improve accessibility of forum nav sort buttons
Improve accessibility of forum nav topic menu

Add the aria-haspopup attribute and additional explanatory text for
screen reader users.
remove forgot-password-modal class
Add extra error checking and logging to Software Secure callback
Revert "Make default parser keep comments"

This reverts commit 238899faacc9fae8a31099153b44713bdb6beabb.
Revert "don't remove comments from xml module"

This reverts commit 343456e31445d471492bbfe2d786375ef05352ce.
Merge pull request #1065 from edx/adam/password-modal

manage focus to/from/within password reset modal appropriately
Moving unregistration of change listener into asset_index.html.

Fixes broken integration test on master.