feat(gen): Added navbar to starting template

Should make it easier to start building a multi-page app

required for #36
Merge branch 'master' of github.com:DaftMonk/generator-angular-fullstack

Conflicts:
	templates/views/html/partials/main.html
added settable links to navbar
added the routes to all app.js templates
found no better way then using this environment variable for app.js, otherwise I would've copied all files off app.js... =/ I'm open for suggestions