sometimes did not work properly

for TinyMCE, add validation in movie plugin, add show/hide for the
streamer, better change the size of the placeholder image...

OO-3294	: remove some specific IE 7 and 8 hacks or specific javascript libraries, update jQuery to 3.3.1

OO-1867: upgrade selenium and arquillian libraries to support Firefox 46 and update the tests to work with them

OO-1856: fix select all + click on pageing, next and previous beahvior on old table implementation to mimic 10.3

OO-1635: do afterserver in finally, fix some issues in selenium, make some changes to stream line the gatling tests ...

OO-1645: the internal links must close the callout window after being clicked, fix order for the CalendarKey

OO-1635,OO-722: refactor the ajax by iframe to use XHR, push the current business path to the browser via HTML5 push state, implements back button support via HTML5 History API...