wmlunits: ignore a dependency on the addon itself

data/tools/wmlunits

@@ -80,6 +80,9 @@ def get_dependencies(addon):
         else:
             deps1 = []
         for d in deps1:
+            if d == addon:
+                print("Addon " + addon + " depends on itself".)
+                continue
             if d in global_addons:
                 _deps[addon].append(d)
             else: