some changes to make the Dockerfile work again
Remove many unused requires, replace underscore

Replace underscore with lodash, or native forEach/map
Remove underscore npm dep
small path change to accomodate new Dockerfile
path change to accomodate new Dockerfile
rewritten Dockerfile to use ubuntu 14.04 and added comments
Merge pull request #472 from knownasilya/require-cleanup

Require cleanup
Merge pull request #470 from Rio/master

some changes to make the Dockerfile work again
Merge branch 'master' into nibbler

Conflicts:
	package.json
	routes/admin/index.js
	routes/api/collaborators/index.js