added authentication using auth0: supports our own authentication and facebook authentication.
set new file structure
added map handling in listing list
Merge remote-tracking branch 'origin/authentication' into development

Conflicts:
	web/app/shared/partials/landing.html
	web/home.html
added imaged to app/shared folder
added favicon.ico
added terms of service section
integrated landing page done by Nate
integrated landing page done by Nate and addede home option in landing page
handling steps lists and action buttons in step 2
added function call to action buttons in step 2
Added messages functionality
Merged branch comments_preview
1st Integration with new search page
2nd Integration with new search page
added data saving in cookie when the user is not logged in and want to add/remove a listing in the short list in steps
visual integration complete
Merge remote-tracking branch 'origin/userdashboardcookiesstep2y3' into userdashboard

Conflicts:
	web/app/components/applylist/applylist.html
	web/app/components/shortlist/shortlist.html
added data saving in cookie when the user is not logged in and want to add/remove a listing in the short list in steps 1,2,3
added mapp handling in steps 1,2,3