Can use predefined schema
Merge branch 'master' of https://github.com/bchu/nodetron
Update metadata, pseudo for db security check
Updated Mongo tests
Merge branch 'master' of https://github.com/bchu/nodetron

Conflicts:
	server/models/Peer.js
Var name changes
fixed links in ReadMe
Merge branch 'master' of https://github.com/bchu/nodetron
Added background exec code, updated demo app
Merge branch 'master' of https://github.com/bchu/nodetron into brian