Add in wysiwyg editor basic arithmetic calculations for rows/columns when using tables in the "description" of a work package.

Somehow like in Excel.

Ex1

<figure Begin of the insertionclass="op-uc-figure_align-center op-uc-figure"><table class="op-uc-table"><tbody><tr class="op-uc-table--row"><td class="op-uc-table--cell">Task name</td><td class="op-uc-table--cell">01-05 DEC</td><td class="op-uc-table--cell">08-10 DEC</td><td class="op-uc-table--cell">04-06End of the insertion Begin of the deletion class="table"><table><tbody><tr><td>Task name</td><td>01-05 DEC</td><td>08-10 DEC</td><td>04-06End of the deletion JAN</td><td Begin of the insertionclass="op-uc-table--cell"End of the insertion style="background-color:hsl(180, 75%, 60%);"><strong>Total Begin of the insertionSUM</strong></td></tr><tr class="op-uc-table--row"><td class="op-uc-table--cell">task1</td><td class="op-uc-table--cell">24</td><td class="op-uc-table--cell">12</td><td class="op-uc-table--cell">8</td><td class="op-uc-table--cell"End of the insertion Begin of the deletion SUM</strong></td></tr><tr><td>task1</td><td>24</td><td>12</td><td>8</td><tdEnd of the deletion style="background-color:hsl(180, 75%, Begin of the insertion60%);">16</td></tr><tr class="op-uc-table--row"><td class="op-uc-table--cell">task2</td><td class="op-uc-table--cell">24</td><td class="op-uc-table--cell">12</td><td class="op-uc-table--cell">4</td><td class="op-uc-table--cell"End of the insertion Begin of the deletion 60%);">16</td></tr><tr><td>task2</td><td>24</td><td>12</td><td>4</td><tdEnd of the deletion style="background-color:hsl(180, 75%, 60%);">24</td></tr></tbody></table></figure> Begin of the insertion

End of the insertion Begin of the deletion



End of the deletion Ex2

<figure Begin of the insertionclass="op-uc-figure_align-center op-uc-figure"><table class="op-uc-table"><tbody><tr class="op-uc-table--row"><td class="op-uc-table--cell">Task name</td><td class="op-uc-table--cell">NumberEnd of the insertion Begin of the deletion class="table"><table><tbody><tr><td>Task name</td><td>NumberEnd of the deletion of Begin of the insertionpeople</td><td class="op-uc-table--cell">HoursEnd of the insertion Begin of the deletion people</td><td>HoursEnd of the deletion per day</td><td Begin of the insertionclass="op-uc-table--cell"End of the insertion style="background-color:hsl(180, 75%, 60%);"><strong>Total Begin of the insertion(multiply)</strong></td></tr><tr class="op-uc-table--row"><td class="op-uc-table--cell">task1</td><td class="op-uc-table--cell">2</td><td class="op-uc-table--cell">8</td><td class="op-uc-table--cell"End of the insertion Begin of the deletion (multiply)</strong></td></tr><tr><td>task1</td><td>2</td><td>8</td><tdEnd of the deletion style="background-color:hsl(180, 75%, Begin of the insertion60%);">16</td></tr><tr class="op-uc-table--row"><td class="op-uc-table--cell">task2</td><td class="op-uc-table--cell">3</td><td class="op-uc-table--cell">8</td><td class="op-uc-table--cell"End of the insertion Begin of the deletion 60%);">16</td></tr><tr><td>task2</td><td>3</td><td>8</td><tdEnd of the deletion style="background-color:hsl(180, 75%, 60%);">24</td></tr></tbody></table></figure>