Fix python3 TypeError on checking google recaptcha
Fix python3 TypeError on checking google recaptcha

When used with python3, output from urlencode has to be encoded to bytes
before it is sent to urlopen as data.

https://docs.python.org/3.4/library/urllib.request.html#urllib-examples

andersinno/django-form-designer,andersinno/django-form-designer-ai,andersinno/django-form-designer-ai,kcsry/django-form-designer,kcsry/django-form-designer,andersinno/django-form-designer