OO-937: english wording, fix issue with checklist where passed is calculated from the number of checkbox

OO-1059: add notification trigger to create, edit, edit metadata, move, copy, unzip command in briefcase folder

OO-1064: find out mp4 media from the CDATA of an item, enhance the different controllers of QTI preview and editor to show media with a standard mapped URL ( /m/ )

OO-1049 grand admin/moderator rights also to co authors for open meeting course elements (patch from Stephan Clemenz)

no-jira: backport fix for the escaping of already escaped characters by TinyMCE in enrollment course element

OO-716 fix wrong response info initialization, problem when no user data is available, added resource infos, GUI beautify and print optimization

OO-1047: let the single choice override the maxvalue if necessary, set the 0 score in the Java Object for the editor instead of the default value 1