concept wiki url should have protocol included
catch failures for jsonp, requires another library
use $.jsonp from jquery-jsonp library and catch success and failure
namespace for cw code
normal ajax call for the moment
namespaces for all ops js objects
Merge branch 'success_fail_and_status_codes'

Conflicts:
	src/CompoundSearch.js
	src/TargetSearch.js
use $.jsonp for cw call. test error handling for cw
local copy of jquery
callback param for concept wiki search
use ajax with CORS. listen for http status codes 200, 404 & 500 and
callback appropriately
catch success or error and send back the status code, allow the client
to decide what to do with it
explanation of callback response