[schema] introduce new WORKFLOW_RTYPES set and use it to build SYSTEM_RTYPES/DONT_CHECK_RTYPES_ON_ADD/DONT_CHECK_RTYPES_ON_DEL sets

\.svn
^build$
^dist$
\.pyc$
\.pyo$
\.bak$
\.old$
\~$
\#.*?\#$
\.swp$
^doc/book/en/apidoc$