[propegate hoModules entry from newly installed ho files to accumulated ho
John Meacham <john@repetae.net>**20061006035141] hunk ./Ho/Build.hs 133
-            f ho' (readHo `mappend` newHo)  scs
+            f (ho' `mappend` mempty { hoModules = hoModules newHo }) (readHo `mappend` newHo)  scs