Bugfix RT58201
When coping and pasting tables which its cells contained paragraphs with BR elements inside, it produced an error in the
pasted cells and were shown as empty. This issue has been solved.
Bugfix RT53834
When selecting and coping a text contained inside a block inside an editable element, the selection
was changed to select the whole block. With this fix when an user selects a text inside the block the range
is kept and the whole block select event is stopped.