Inconsistent coordinate treatment in specular data

If we start to change wavelength in real time, while real data args are given in q-values:

Create scan of the same type as the data coords: q, lambda or alpha. Now it is only alpha

changed milestone to %v22

added GUI bug instrument & resolution labels

changed title from Inconsistent coordinates treatment in specular data to Inconsistent coordinate treatment in specular data

mentioned in merge request !2906 (merged)

mentioned in commit f4d8c8cc

closed with merge request !2906 (merged)