horst: Updade copyright, add maintainer and license tags
prosody: add s2s and other modules to package

Signed-off-by: W. Michael Petullo <mike@flyn.org>
Merge pull request #331 from br101/master

horst: Updade copyright, add maintainer and license tags
Merge pull request #332 from MikePetullo/prosody

prosody: add s2s and other modules to package