show different buttons for customer/provider
fix: no course management for customer
Merge branch 'master' of github.com:suhanma/co-work-mentorhip

Conflicts:
	db/development.sqlite3
	log/development.log
	log/newrelic_agent.log
	tmp/cache/assets/CE0/CC0/sprockets%2F2b38c3fb549036de5c4666637a0c80c6
	tmp/cache/assets/D32/A10/sprockets%2F13fe41fee1fe35b49d145bcc06610705
	tmp/cache/assets/D4E/1B0/sprockets%2Ff7cbd26ba1d28d48de824f0e94586655
	tmp/cache/assets/D5A/EA0/sprockets%2Fd771ace226fc8215a3572e0aa35bb0d6
	tmp/cache/assets/E04/890/sprockets%2F2f5173deea6c795b8fdde723bb4b63af
	tmp/cache/assets/E3B/080/sprockets%2F09e2a090befacdae0db10cafb1893a0a