Added support for mp3 file uploads
Revert "Added support for mp3 file uploads"

This reverts commit 73b072591afc2297c6c0705043fc6f0148f9ddd7.
Merge remote-tracking branch 'gooru/master'
Merge pull request #113 from saravanab/master

Added support to CORE-836
Added support for CORE-758, CORE-778, CORE-804
Merge pull request #114 from skpcharles/master

Added support for CORE-758, CORE-778, CORE-804
*CORE-769 Add Video URL To Question Type Resources
Fixed issue in content meta association mapping
Merge pull request #116 from skpcharles/master

Fixed issue in content meta association mapping
Merge pull request #117 from saravanab/master

Added support and updated CORE-836
Merge pull request #115 from cyrilraja/master

*CORE-769 Add Video URL To Question Type Resources
Added fix for collection meta association
Merge pull request #118 from skpcharles/master

Added fix for collection meta association
Added support to CORE-849