added rewind koch and removed some duplicates

app.py

@@ -6,6 +6,7 @@ import os
 PREDEFINED_DATASETS = [
     "abraranwar/agibotworld_alpha_rfm",
     "abraranwar/libero_rfm",
+    "abraranwar/usc_koch_rewind_rfm",
     "aliangdw/metaworld",
     "anqil/rh20t_rfm",
     "anqil/rh20t_subset_rfm",
@@ -22,8 +23,6 @@ PREDEFINED_DATASETS = [
     "jesbu1/oxe_rfm",
     "jesbu1/oxe_rfm_eval",
     "jesbu1/ph2d_rfm",
-    "jesbu1/molmoact_rfm",
-    "jesbu1/motif_rfm",
     "jesbu1/racer_rfm",
     "jesbu1/roboarena_0825_rfm",
     "jesbu1/soar_rfm",