run build with --norootforbuild, thereby defaulting to build as abuild user

TODO

@@ -9,8 +9,6 @@
 - use urllib.urlencode for parameter encoding
 - _real_ SSL support, with certificate verification
 - zsh completion, or even bash
-- support #norootforbuild (or is it supported? do we just need to enforce it, like the bs does?)
-  -> --norootforbuild als 'build' OPtion
 - add option to disable gpg key checking?
 - add support for adding tags to packages?
 - prefer-rpms support for osc build

osc/build.py

@@ -231,7 +231,7 @@ def main(argv):
 
     buildargs = ' '.join(buildargs)
 
-    cmd = '%s --root=%s --rpmlist=%s --dist=%s %s %s' \
+    cmd = '%s --root=%s --norootforbuild --rpmlist=%s --dist=%s %s %s' \
                  % (config['build-cmd'],
                     config['build-root'],
                     rpmlist.name,