sending notifications to superusers on registration of new members
nailing grunt-mocha-test version to be able to still use node 0.8
Merge pull request #612 from leider/master

sending notifications to superusers on registration of new members
Merge commit 'a85d1a8a2b52ecce0c12ce3fa2f7ef61c1df7ec6' into temporary

Conflicts:
	lib/notifications/index.js