fixing python bindings due to PropagationResult change
fixing python bindings due to PropagationResult change

--HG--
extra : convert_revision : 53efa84da46d943d7d383624c58316cc21286194

davetcoleman/ompl,florianhauer/ompl,utiasASRL/batch-informed-trees,jvgomez/ompl,davetcoleman/ompl,utiasASRL/batch-informed-trees,jvgomez/ompl,florianhauer/ompl,jvgomez/ompl,davetcoleman/ompl,utiasASRL/batch-informed-trees,sonny-tarbouriech/ompl,florianhauer/ompl,utiasASRL/batch-informed-trees,sonny-tarbouriech/ompl,sonny-tarbouriech/ompl,florianhauer/ompl,utiasASRL/batch-informed-trees,sonny-tarbouriech/ompl,florianhauer/ompl,jvgomez/ompl,davetcoleman/ompl,davetcoleman/ompl,sonny-tarbouriech/ompl,jvgomez/ompl,florianhauer/ompl,davetcoleman/ompl,sonny-tarbouriech/ompl,utiasASRL/batch-informed-trees,jvgomez/ompl