Improve batch mode with Locallab

Batch mode is now correctly managed by Locallab. It works only if the
pictures have the same control spot number with coherent id

Other improvements:
- If there is no control spot, all Locallab tools are now disabled

rtgui/editorpanel.cc

@@ -1768,6 +1768,7 @@ void EditorPanel::procParamsChanged (Thumbnail* thm, int whoChangedIt)
         PartialProfile pp (true);
         pp.set (true);
         * (pp.pparams) = openThm->getProcParams();
+        pp.pedited->locallab.spots.resize(pp.pparams->locallab.nbspot, new LocallabParamsEdited::LocallabSpotEdited(true));
         tpc->profileChange (&pp, rtengine::EvProfileChangeNotification, M ("PROGRESSDLG_PROFILECHANGEDINBROWSER"));
         pp.deleteInstance();
     }