Base SMS optout and in app
Add subscribe to baby via SMS
Prep for removing old subs
Merge pull request #60 from praekelt/feature/issue-60-switch-to-baby-messages-via-SMS

Switch to Baby messages via SMS
Merge branch 'develop' into feature/issue-61-update-opt-out-ussd-menus

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