added doc to all collector functions in the database to prevent referencing wrong revit document when working between two files in same session. substitutedrevit.doc with doc = __revit__.ActiveUIDocument.Document
isolated the set_crop_to_bb failure - give out a warning and proceed without cropping the view.
updated the Room Elevations Plus to include better methods from RDS plus, to include the option of choosing between sections and elevations. config still TO DO.
docto all collector functions in the database to prevent referencing wrong revit document when working between two files in same session. substitutedrevit.docwithdoc = __revit__.ActiveUIDocument.Document