Bug fix for scan points rendering in region of interest selection box
Merge branch 'master' of delmic-server.local:odemis
acq: test & fix RGBCameraStream and simcam

add a test case, and fix the errors detected:
 * dimension order of the data in SimCam
 * don't try anything wrt drange
 * ensure we always have a DataArray (and not a ndarray)
Merge branch 'master' of vpn.delmic.com:odemis