Added Devise
Merge branch 'master' of github.com:openlectures/ol2

* 'master' of github.com:openlectures/ol2:
  assets fixing
Added new-relic gem for uptime and performance tracking

Signed-off-by: Kenneth Lim <kenlimmj@gmail.com>
Changed Jquery and Jquery UI to CDN
FFYEAH
Merge branch 'master' of https://github.com/openlectures/ol2
Updated the CDN and accompanying syntax for best practices

Signed-off-by: Kenneth Lim <kenlimmj@gmail.com>