wording

sidechain/doc/loading.rst

@@ -19,7 +19,7 @@ is directly provided in binary format and can be loaded with
   A backbone dependent rotamer library shipped with ProMod3. You can find
   details on how it is created in extras/data_generation/rotamer_library/README.
   All scripts to build it are in the same directory as the README file and
-  upgrades / modifications are very welcome!
+  build the basis for custom versions.
 
   :returns:             The requested Library
   :rtype:               :class:`BBDepRotamerLib`