Fixed #6518 and a related Formatter.js bug.
Merge pull request #276 from danchr/master

Hide tooltips when showing toolbar button menus.
Added new media_scripts option to the media plugin. This makes it possible to embed videos using script elements.
Fixed bug where the paste plugin wouldn't properly remove the paste bin element on IE if a tried to paste a file.
Fixed broken unit test scripts are now treated as non empty elements.
Fixed bug where selection normalization wouldn't properly handle cases where a range point was after a element node.
Fixed so table gets deleted on delete/backspace when selection is at all cells.
Fixed bug where WebKit/Blink would produce random span elements and styles when deleting contents inside the editor.
Added some unit tests for the WebKit delete quirks fixes.
Fixed bug where WebKit/Blink would produce span elements out of link elements when they where removed by the unlink command.
Fixed bug where the default time format for the inserttime split button wasn't the first item in the list.
Fixed bug where the default text for the formatselect control wasn't properly translated by the language pack.