tidied hook.js
tidied hook.js

Change-Id: Ie1fb7877ddb3aecab76711a0c7ec69ecd2847de1
Reviewed-on: http://review.couchbase.org/28596
Reviewed-by: Aliaksey Kandratsenka <340b8e09ca65cd3fc686427fcfed17e87eaf61e2@gmail.com>
Tested-by: Aliaksey Kandratsenka <340b8e09ca65cd3fc686427fcfed17e87eaf61e2@gmail.com>

nimishzynga/ns_server,ceejatec/ns_server,t3rm1n4l/ns_server,nimishzynga/ns_server,vzasade/ns_server,mschoch/ns_server,nimishzynga/ns_server,ceejatec/ns_server,daverigby/ns_server,daverigby/ns_server,t3rm1n4l/ns_server,mschoch/ns_server,nimishzynga/ns_server,t3rm1n4l/ns_server,nimishzynga/ns_server,mschoch/ns_server,mschoch/ns_server,membase/ns_server,nimishzynga/ns_server,membase/ns_server,t3rm1n4l/ns_server,daverigby/ns_server,membase/ns_server,daverigby/ns_server,vzasade/ns_server,mschoch/ns_server,ceejatec/ns_server,membase/ns_server,mschoch/ns_server,membase/ns_server,ceejatec/ns_server,ceejatec/ns_server,vzasade/ns_server,daverigby/ns_server,t3rm1n4l/ns_server,vzasade/ns_server,ceejatec/ns_server,membase/ns_server