close down android content providers, thx Tarek Saier
asmack 0.8.6 with MUC, TLSv1.2, HostnameVerifier

Custom SMACK branch including fixes for:
 * XEP-0198
 * DNS SRV failure
 * MUC room names
 * TLS v1.2 (corrected)
 * TLS HostnameVerifier plugging

based on smack:

commit 569733613074adf9eede0a59eef174fd5ae511a8
Author: Georg Lukas <georg@op-co.de>
Date:   Wed Jul 23 09:57:37 2014 +0200

    TLS HostnameVerifier: use IDN service name
Pulled in latest MTM with HostnameVerifier
smackable: use MTM.HostnameVerifier
crappy first test to join MUC
added code for muc, untested
added a few more basic methods
started to build muc stuff into backend
resources (for MUC) are now correctly inserted in DB
almost inserting stuff
adding/removing rooms implemented, untested
visibilities and interface methods fixed, except for something to create a room
ugly but should work, testing tomorrow
rejoining now seems to work
trying to get a response from muc service from inside chatroom
adding files is fun!
it works, i can finally check for room-status in ChatWindow
nicknames are now displayed correctly in a room ... after an initial glitch
fighting with DB to get display in mainwindow correct...
muc ui almost finished