added support for html5 video tag with following video formats: theora (ogg), h.264 (mp4), vp8/vp9 (webm)
added support for html5 video tag with following video formats: theora (ogg), h.264 (mp4), vp8/vp9 (webm)

bebeeteam/summernote,bebeeteam/summernote,summernote/summernote,bebeeteam/summernote,AshDevFr/winternote,AshDevFr/winternote,summernote/summernote,summernote/summernote,AshDevFr/winternote