fix issue #1035 - questions inside groups cant be dragged horizontally
fix issue #1035 - questions inside groups cant be dragged horizontally

mainakibui/dkobo,onaio/dkobo,kobotoolbox/dkobo,onaio/dkobo,kobotoolbox/dkobo,kobotoolbox/dkobo,jomolinare/dkobo,jomolinare/dkobo,onaio/dkobo,kobotoolbox/dkobo,mainakibui/dkobo,mainakibui/dkobo,mainakibui/dkobo,jomolinare/dkobo,onaio/dkobo,jomolinare/dkobo