Bug 544235 - [Table] Automatically re-sort after change in sorted column

* Add auto-sort on data change to the table
  * Auto-sort when an element is added to the table or the sort column
feature of a table element is edited
  * reveal the edited/added element in the table
* Add a test case each for the table renderer and the grid renderer
* Refactor performance test infrastructure from EcoreEditor performance
tests to a new PerformanceClock utility class
* Add performance test for automatic table sorting of the table renderer

Change-Id: Iaecb00ebe351c6088a0bbe5bbc15c6fc7ac97bba
Signed-off-by: Lucas Koehler <lkoehler@eclipsesource.com>
14 files changed