Update graph boards

The sensitive-context menu of a graph board includes an Update feature.

This feature is used to update each graph present in the graph board, through the substitution of data coming from a test result by another test result.

On the graph board, all graphs include data coming from the "Data Scenario 2" test result.

On the graph board, all graphs include data coming from the "R1-A" test result.

On the graph board, all graphs include data coming from the "R1-A" and "R1-B" test result

On the graph board, all graphs include data coming from the "Data Scenario 2" and "R1-B" test result. The data of "R2-A" test result have been replaced by data of "Data Scenario 2" test result.