Remove old guidedmrmp policy file

guided_mrmp/planners/singlerobot/RRTStar.py → guided_mrmp/planners/RRTStar.py

 """
 RRT*
 """
-from guided_mrmp.planners.singlerobot.RRT import RRT
+from guided_mrmp.planners.RRT import RRT
 
 class RRTStar(RRT):
     def __init__(self, env, s_start, s_goal, step_len, goal_sample_rate, iter_max, r, sampled_vertices=None):

guided_mrmp/planners/__init__.py

-from guided_mrmp.planners.singlerobot.RRT import RRT
-from guided_mrmp.planners.singlerobot.RRTStar import RRTStar
-from guided_mrmp.planners.db_guided_mrmp import GuidedMRMP
\ No newline at end of file
+from guided_mrmp.planners.RRT import RRT
+from guided_mrmp.planners.RRTStar import RRTStar
\ No newline at end of file