Update to tkabber 0.11.1

Change log:

Main changes in 0.11.0

    * New tabbed user interface. Tab headers now occupy several rows and
      tab bar can be docked to the left and right sides of chat window
    * Roster filter
    * Added support for pixmaps (in particular emoticons) JISP archives
      (XEP-0038)
    * Added support for SOCKS4a and SOCKS5 proxy for the main connection
    * Added user location support (XEP-0080)
    * Added user mood support (XEP-0107)
    * Added user activity support (XEP-0108)
    * Added user tune support (XEP-0118)
    * Added entity capabilities (XEP-0115 v.1.5, only reporting) support
    * Added basic robot challenges support (XEP-0158, v.0.9)
    * Added partial data forms media element support (XEP-0221, v.0.2,
      URIs and images only)
    * Roster is now exported to XML instead of Tcl list
    * Added support for entity time (XEP-0202)
    * Tkabber version is now reported in disco#info (XEP-0232)
    * Moved deprecated Jabber Browser (XEP-0011) to an external plugin
    * Moved Jidlink file transfer to an external plugin
    * Added several new plugins: attline, ctcomp, custom-urls,
      floatinglog, gmail, openurl, presencecmd, receipts
    * Many fixes and enhancements

(schnoebe)