Improving actions in graphHelper.
Improving actions in graphHelper.

Adding stop action. Making start action generic. Creating start and stop actions in journey helper. Global import of jQuery in journey helper.

edgarriba/OpenSfM,edgarriba/OpenSfM,sunbingfengPI/OpenSFM_Test,mapillary/OpenSfM,BrookRoberts/OpenSfM,onecue/OpenSfM,edgarriba/OpenSfM,NicWayand/OpenSfM,BrookRoberts/OpenSfM,NicWayand/OpenSfM,onecue/OpenSfM,NicWayand/OpenSfM,oscarlorentzon/OpenSfM,sunbingfengPI/OpenSFM_Test,oscarlorentzon/OpenSfM,BrookRoberts/OpenSfM,oscarlorentzon/OpenSfM,oscarlorentzon/OpenSfM,sunbingfengPI/OpenSFM_Test,sunbingfengPI/OpenSFM_Test,mapillary/OpenSfM,onecue/OpenSfM,mapillary/OpenSfM,BrookRoberts/OpenSfM,BrookRoberts/OpenSfM,mapillary/OpenSfM,NicWayand/OpenSfM,sunbingfengPI/OpenSFM_Test,edgarriba/OpenSfM,oscarlorentzon/OpenSfM,mapillary/OpenSfM,onecue/OpenSfM,onecue/OpenSfM,edgarriba/OpenSfM,NicWayand/OpenSfM