Roundup

This is the place to draft the next XMPP Roundup for posting at blog.xmpp.org. All members of the XMPP community are welcome to help. Final editing is done by Peter Saint-Andre.

The XMPP Roundup is cut in the following sections:
 * Articles, talks and events
 * Software
 * Services
 * Specifications

Small directions:
 * please check it has not already been covered by previous roundups by searching in the blog
 * please report at least links
 * or better a small introductory text
 * even better with credit