quoting app key in channel api, in case the user gives us a key with an @ in it
Merge pull request #400 from shatterednirvana/quote-channel-app-keys

quoting app key in channel api, in case the user gives us a key with an @ in it
xmpp send message and get presence for java
removing xmpp receiver from god watch so that it doesn't revive when we kill it
adding smack jars for xmpp client
Merge pull request #402 from jovanchohan/java_xmpp

Java xmpp
refactored stop_xmpp_for_app to be more clear about what its stopping
Merge pull request #401 from shatterednirvana/stop-xmpp-receiver-properly

removing xmpp receiver from god watch so that it doesn't revive when we kill it