User-support commands not touching the repository.
-stglink:help[]::
+stg help::
stgdesc:help[]
-stglink:version[]::
+stg version::
stgdesc:version[]
-stglink:copyright[]::
+stg copyright::
stgdesc:copyright[]
Repository commands
stgdesc:add[]
stglink:rm[]::
stgdesc:rm[]
+stglink:cp[]::
+ stgdesc:cp[]
stglink:status[]::
stgdesc:status[]
stglink:diff[]::