adding oembed to badges and feedback tab on courses
adding oembed to badges and feedback tab on courses
adding oembed to badges and feedback tab on courses
removing redundant model
removed redundant method
changed error message on oembed badge
adding additional setting for embedding of badges
changing requirements to point embedly to previous version
omitting user in calling the embed function
removing form input on error
removing commented content
adding image for badges tab in courses content
Merge pull request #221 from ercchy/master

Integrate badges from badges.p2pu.org with courses
merged conflicts
Add support to clone content and courses.