Initial implementation of Nitrogen rest behaviour
remove head from nitrogen_rest, since it's handled by get anyway
First attempt with simple bridge 2.0
Merge branch 'master' into ws

Also did a little extra to clean up the use of pmod-type calls in
wf_core

Conflicts:
	src/wf_core.erl
Better error handling on early failure

If the request fails before context type is established, still handle
the error so that it can be debugged.
Set up stubs for websockets. Use 'nitrogen' as callout module.
Merge branch 'ws' of github.com:nitrogen/nitrogen_core into ws
Explicity export wf_context functions
Fix indentation in nitrogen.js
Begin Websocket init
Remove include_lib from wf_event
Merge branch 'master' into ws
Merge branch 'master' into ws
Merge branch 'master' into ws
Merge branch 'master' into ws
Merge branch 'master' into ws
Merge branch 'master' into ws
"Callout" renamed to "Handler" for simple_bridge
Fix so wf:q returns a list for backwards compat
Remove duplicate title attributge from element_em