Added missing import statement
Merge branch 'feature/kaltura' of https://github.com/perfectsense/brightspot-cms into feature/kaltura
Added getVideos method to the interface and removed the TypeModification
Modified externalId as a readonly field instead of hidden
Updated to prevent displaying New URL as in the upload dropdown if it's a VideoStorageItem
Removed embed code related to playlist. Also restricted display of upload progress bar only if the state is new.
Updated to use kalura dynamic embed code
Merge branch 'feature/kaltura' of https://github.com/perfectsense/brightspot-cms into feature/kaltura