use VCAP_ vars instead of VMC_, fix typo in title
Merge pull request #6 from easeway/vmc-to-vcap

[46933457, 46883433] use VCAP_ vars instead of VMC_, fix typo in title
Merge branch 'master' of github.com:vmw-tmpst/heroapp-TeenyURL into postgres

Conflicts:
	README.md
	app/lib/ServiceBinding.js
	test/ServiceBinding-unit-test.js

Signed-off-by: Henry Chen <hchen@vmware.com>