Add link to delete Coderwall account.

Also switch the complexity to easy, even though I couldn't see that link
anywhere on the site.

Thanks @txus for the Catalan and Castilian translations!
Small typo
Corrected german sentences
Added my name to the list of translation contributors
zh-cn translation
Add id lang
Adding Zootool
Merge branch 'coderwall_link' of github.com:gregkare/justdelete.me into gregkare-coderwall_link
Merge branch 'master' of github.com:ffflorian/justdelete.me into ffflorian-master
Merge branch 'master' of github.com:Jonwei/justdelete.me into Jonwei-master
Added flags and chinese to dropdowns, static
Fix merge conflicts
Added indonesia flags, contributor stuff
Merge branch 'master' of github.com:nkcmr/justdelete.me into nkcmr-master
Added a cached version of contributors temporarily, api access has been cut off
= is not the same as ==. Idiot.
Static gen