Fixed the challenge question popup button to close the popup if the
student has answered correctly.
Merge branch 'master' of https://github.com/WISE-Community/WISE-VLE
removed debugger line from brainstorm.js
added hibernate-c3p0 dependency to eclipse wtp
Fixed a minor error that was thrown when the grading tool was launched.
Upgraded to jQuery 1.9.0 and jQuery UI 1.10.0

- Temporarily included jQuery Migrate plugin (should remove once all instances of deprecated jQuery.browser are removed)
- Style updates
Merge branch 'master' of https://github.com/WISE-Community/WISE-VLE into authoringv2