Update mutt to upstream release 1.7.2
Also introduce a patch for CVE-2014-9116, which addresses
a DoS-attack. The patch is originally found at Debian's
package of mutt 1.7.1

Signed-off-by: Paul Wassi <p.wassi@gmx.at>

* import from oldpackages
* bump version and update hash
* update patch to new version
* add PKG_LICENSE, PKG_LICENSE_FILES, PKG_MAINTAINER

Signed-off-by: Phil Eichinger <phil@zankapfel.net>