QM: Trend report of averages in relation to question

Add a button to every row of the heat map. If the user clicks the button, the trend report of the heat map grouping (e.g. coach) opens.

• The trend report shows from top to bottom the questions.
• The trend report shows from left to right the temporal grouping.
• In the cells of the trend report is the trend (up, equal, down) of the average visualized.
• The themporal groupings: year, half year, quarter, month.