CLC-3314 Upgrade to Rails 3.2.17
Merge pull request #2159 from ctweney/clc-3314

CLC-3314 Upgrade to Rails 3.2.17
CLC-3127 - Add paging or *fancy* scrolling to be able to show multiple vignettes on Splash page
https://jira.ets.berkeley.edu/jira/browse/CLC-3127
Merge pull request #2161 from christianv/CLC-3127

CLC-3127 - Add paging or *fancy* scrolling to be able to show multiple v...

I didn't run this in my own sandbox but I did review the code carefully and it looks good.