Hide previous/next when only 1 recommendation exists
Redirect to main page if no recommendation
Add error message after redirect from recommendations to main
Merge pull request #23 from josephktcheung/location

Location
Merge branch 'master' of https://github.com/josephktcheung/pdf into css

Conflicts:
	client/views/recommendations/edit.coffee
	client/views/recommendations/edit.html
Merge conflict