split up send doc & send json
remove .only
Return null on no ID for the JSON API
move jembi_send_json to utils
move jembi_to_doc to utils
Merge branch 'feature/issue-41-do-not-submit-clinic-if-no-id' into develop

Fixed Conflicts:
	go-app-chw.js
	go-app-clinic.js
	go-app-optout.js
	go-app-personal.js
	src/utils.js