Fix SASL PLAIN authnetication when using WebSocket

Commit b86742c85fc7a4d695fe193ae2d4e0423190c9ff moved allow_plain to
connect method, which broken WebSocket connections as WebSocket
overrides connect.
Fix it by accepting allow_plain in WebSocket connect.
Update WebSocket browser status
Update WebSocket jsdoc
Merge pull request #40 from rraptorr/websocket_plain

Fix WebSocket connection with SASL PLAIN
send closing stream element upon disconnecting
Merge branch 'websockets_reloaded'
add MongooseIM in comments on servers supporting XMPP over Websockets
fix email address for stefan strigler
add Janusz Dziemidowicz as author
handleEvent: don't catch errors in handlers (dayumm!)
sendRaw: fix access on cleaned up socket
fix: oDbg needs to be global
add some sample crossdomain.xml
Update ieXDRToXHR.js

improve CORS deteciton (chat.example.net exemple.net), remove hardcoded http-bind
Merge pull request #43 from pestig/master

CORS deteciton improve
fix linter warnings
fix isEntity: don't modified passed jid object
fix appendNode to really return JSJaCPacket, not some XML node.
reduce poll intervals on queues by default to minimize cpu consumption
fix typo