Removed search from public deck
Changed page cache to action cache
Merge pull request #216 from gerard-leijdekkers/master

https://github.com/HearthStats/hearthstats/issues/214
Replace tabs with double spaces in all Ruby code according to the Ruby Style Guide
Use Ruby 1.9+ style hashes (`key: 'value'` instead of `:key => 'value’`)
Replace lowerCamelCase variables and method names with under_scored variables and method names according to the Ruby Style Guide
Ignore exception when a new user is already subscribed to newsletters(?)
Fixes https://github.com/HearthStats/hearthstats/issues/214 for private show as well as public show
Merge pull request #223 from gerard-leijdekkers/fix_214

Fixes https://github.com/HearthStats/hearthstats/issues/214 for private ...
Merge pull request #218 from tomeric/fix-failing-spec

Ignore exception when a new user is already subscribed to a newsletter
Merge pull request #219 from tomeric/formatting

Format code according to Ruby Style Guide