mcs-20.el: Really check whether the mule-vesion variable is defined.
Merge pull request #1 from tats/bug/mule-version

mcs-20.el: Really check whether the mule-vesion variable is defined.
(Download): Renamed from "Anonymous FTP"; modify for
http://git.chise.org/elisp/dist/apel/.
modified.
(Download): Renamed from "Anonymous FTP"; modify for
http://git.chise.org/elisp/dist/apel/.
update.
Merge pull request #2 from tats/bug/docfix

Doc fixes taken from chise.org