message: doc
  space missing for a fancy output message
diff: @@ -62,7 +62,7 @@ namespace {
  GEO::CmdLine::declare_arg_group( "translation",
  "Options to rotate a GeoModel" ) ;
  GEO::CmdLine::declare_arg( "translation:vector", "0 0 0",
  - "Translation vector" ) ;
  + "Translation vector to be written between quotation marks" ) ;
  }
  void import_arg_groups()
  