Fix slider issue where linking would fail.

Fixed linking failure when there was no preceeding text to a markdown link.

Fixes #36
Implement plugin preview blacklist for config.

Allows for certain trackevent types to prevent the change of currentTime to show selected trackevent.

Fixes #39
Fix issue of being unable to enter key combos.

Key combos can now properly be added/edited inside Popcorn Maker.

Fixes #46
Merge remote-tracking branch 'mjschranz/issue36'
Merge remote-tracking branch 'mjschranz/issue39'
Fix plugin CSS issues in Fivel player.

Add more specific CSS to plugins to override Foundation styles.

Fixes #37
Merge remote-tracking branch 'mjschranz/issue37'
Merge remote-tracking branch 'mjschranz/issue46'
Fix issue with XHR module being used.
Fix object reference issues with base/path for clips built
Merge remote-tracking branch 'mjschranz/fixCompile'
Add support for URL Security feature.

Rackspace video's are now retrieved with temp-urls.
Fix server crashes
Fill in local LM data when loading an existing course

This will allow the course to be updated on the Fivel server after
being opened from the My Projects page.
Merge branch 'mbuttu/publishLearningMoments'
slider css updates. fixes #58
Merge remote-tracking branch 'dhodgin/issue58'