RSSyl: Wrote more robust replacing of HTML character references. We now handle decimal references (&#1234;), in addition to few selected named references.
RSSyl: Fix allocated buffer size in previous commit to include space for terminating null byte; Fix minor logic bug.
RSSyl: Do not run html entity replacement on URL and item id strings when adding an item.
RSSyl: Ignore rel="..." feed link in Atom parser.
RSSyl: Fix argument order for strstr() in Atom parser.
Fix possible buffer overflow (CVE 2010-5109)

Patch by Petr Písař <ppisar@redhat.com>
RedHat bug: https://bugzilla.redhat.com/show_bug.cgi?id=831322
Debian bug: https://bugs.debian.org/771360