Changed studiobar donate tile to /shop instead of /donate. New thumbnail.
Merge pull request #869 from code-dot-org/shop-thumbnail

Changed studiobar donate tile to /shop instead of /donate. New thumbnail.
added internationalized shop strings
Hoc Survey 2014 Prize Code Claiming
Added field definitions for survey form.
Dropbox and GSheet changes.
Merge branch 'staging' into test
Merge branch 'test' into production