Revert "cleaning comment"

This reverts commit 44cb54f7357d8b0e5399dfe51c6967baf87e8f7f.
Revert "adding new plugin for for Done button on Mobile devices"

This reverts commit 6312f2d2c9b8e8c275fd2f94d40642764487515a.
Merge branch '2.5-March-23' of https://github.com/kaltura/mwEmbed into 2.5-March-23