Merge branch 'staging'
Remove search engine spiders from some areas temporarily pending #241 and display name issues implementation
Prevent HTML in feedback comments, now that the 1,000 or so spams have been cleared out
Show full name in membership requests page; closes #266
Experimentally remove overflow-x: hidden as partial fix for #229
Bundle update.
Relax Devise constaint slightly, to pick up bug fixes in the 2.1 branch.