add simulated camera image to ncdsim - needs work
Merge branch 'SCATTER-240' into PseudoCam
Gridscan now scans all grids not just selected
Merge branch 'scatter-258'
Fixes for scatter-238, scatter-258, sci-1654

Merge branch 'master' of ssh://dasc-git.diamond.ac.uk/gda/gda-scm