Item12583: Update to simple decimal version.

Eliminate the dependency on version, so this extension can be installed
on sites using old versions of perl.


Conflicts:
	MailerContrib/lib/Foswiki/Contrib/MailerContrib.pm

git-svn-id: http://svn.foswiki.org/trunk/MailerContrib@17460 0b4bb1d4-4e5a-0410-9cc4-b2b747904278
Item12717: Bump version from release branch

Increment trunk from 2.60 to 2.70 so the release branch has some room
for additional release if needed.  Add Item12717 to the change log.

git-svn-id: http://svn.foswiki.org/trunk/MailerContrib@17461 0b4bb1d4-4e5a-0410-9cc4-b2b747904278