Add some more parts of ng2admin

[dancancro]

With the dashboard more or less incorporated, the other parts should be easier
https://github.com/akveo/ng2-admin

Check out the new one too
https://github.com/akveo/nebular

Consider ideas from this
https://medium.freecodecamp.org/the-anatomy-of-a-bootstrap-dashboard-that-earns-1-000s-each-month-ed3404010d25

And this one
https://github.com/lokra/ui-starter

And this one
https://github.com/start-angular/SB-Admin-BS4-Angular-4