Merge pull request #91 from bacher09/master

Fix bugs in csrf module
Validation of recaptcha when app in testing mode. #89
Correct documentation for setting csrftoken in $.ajaxSetup
Merge pull request #92 from kevinbeaty/patch-1

Correct documentation for setting csrftoken in $.ajaxSetup
Always in lower case for FileAllowed, #93
Fix tests, remove to_unicode for response.data
Change maintainer repo
Fix readme links
Added right error code for csrf error handler and fix typo in template with braces.
Update tox.ini