Fix ltx.Element reference

Related 1cb1c6b7e84b216f094f089a345be151fec599dc
Merge pull request #74 from mweibel/patch-1

Fix ltx.Element reference
1.0.0-alpha15
Ensure a browserified file is generated
Add new deploy key
Updating browserified file - build number 296
1.0.0-alpha16
Add bower.json
Merge branch 'master' of github.com:node-xmpp/node-xmpp-client
1.0.0-alpha17
Add module types to bower.json
Prevent infinite build loops
Add websocket integration test
Enable websocket plugin
Fix ws URL for prosody
Use 'http' ?
port 5280, fix debug call
Upgrade upstream request dependency

Allows the use of http_proxy and related environment variables for the
bosh endpoint.
Merge pull request #78 from rakutentech/upgrade-request-package

Upgrade upstream request dependency
1.0.0-alpha18