superflous keyword in rem_kw

Composable_templates.py

@@ -155,7 +155,6 @@ rem_kw_defaults = {"basis"              : "cc-pVDZ",
                   "scf_conv"         : 7,
                   "scf_print"        : 0,
                   "scf_final_print"  : 1,
-                  "extras"           : "",
                   "rem_extras"       : "",
                   "fde"              : "false",
                   "mem_static"       : 1024,