hobo: encode variable key/values

wcs/ctl/check_hobos.py

@@ -174,6 +174,8 @@ class CmdCheckHobos(Command):
             if not 'variables' in config.sections():
                 config.add_section('variables')
             for key, value in variables.items():
+                key = unicode(key).encode('utf-8')
+                value = unicode(value).encode('utf-8')
                 config.set('variables', key, value)
 
         with open(site_options_filepath, 'wb') as site_options: