rename elementFromEvents to elements and transform it to a conduit
add proper failing case for pullElement
change pushing to dead connection to throw away element rather than throw an exception
rename XMPPConState to XmppConnection
rename xmppZeroCon to xmppNoConnection
add XmppConnectionState
remove sHaveTLS from XmppConnection
add (sConnectionState :: XmppConnectionState) to XmppConnection
renamed picklers to adhere to the xpPicklername schema
added xmpp stream error data type and pickler
changed fatal errors throw exceptions rather than ErrorT errors
renamed pulls to pullSink
renamed pullE pullElement
renamed pull to pullStanza
renamed sendS to sendStanza