Use the common configured load order where applicable.

dcc/configure.py

@@ -15,14 +15,9 @@ class Configure(dcc.doom_base.Wad):
         if new_config.exists():
             raise Exception(f"Config {new_config} already exists.")
 
-        wads = sorted(
-            self.pwads.joinpath(self.wad).glob('*.wad', case_sensitive=False),
-            reverse=True
-        )
-
         complevel = parsed_args.complevel
         if complevel is None:
-            for w in wads:
+            for w in self.load_order():
                 try:
                     wad = omg.WadIO(w)
                     complevel = wad.read("COMPLVL").decode("ascii").strip()