WIP: Resolve "Adding new datasets"

experiments/california_housing/stage4/none_with_params.json

@@ -17,9 +17,7 @@
         2,
         3,
         4,
-        5,
-        6,
-        7
+        5
     ],
     "subsets_used": "train+dev,train+dev",
     "normalize_weights": false,
@@ -31,6 +29,7 @@
     ],
     "job_number": -1,
     "extraction_strategy": "none",
+    "overwrite": true,
     "extracted_forest_size": [
         33,
         67,