FXOLAT-504: missing i18n key, beautify the publication date in metadata of file, some changes in ful text search...

OO-1819: add param for inital author, add param to not set the initial author, return more infos for course members

no-jira: add a JUnit rule to take screenshot of the browser which make an error during a selenium test, hardened the popup to create feeds

OO-1812: only load the users which are shown in a list, make the e-mail visible for all users if configured

OO-1808: show a message if the course element cannot deliver a view after an author published the course

no-jira: small selenium test to create and delete a business group, selenium to test concurrent editing of a course

OO-1616: fix the certificate unit test in the REST API suite, don't doInSync during import of the course, remove get resource method (duplicate), remove unused constructor and method

no-jira: add selenium test for the direct deletion of user, remove empty info in the panel to create a business group, add the missing parameter of the uploaded by i18n key in different languages

no-jira: add a user prefs.js for FireFox to prevent password saving, Firefox homepage with last version 42...

OO-1805: check responses boundaries before opening the rich text editor to prevent array out of bound exception