Make fetch type configurable for ref fields
Eager loading for Protocol ref fields.
Consume the captcha upon use.

Otherwise a script can keep specifying the same valid answer!
Consume the captcha upon succesful signup.
Consume the captcha upon receiving a valid feedback form.
Revert "Make fetch type configurable for ref fields"

This reverts commit 56dfe5b95f0522de19e418f12e57b29b72ac204d.
Revert "Eager loading for Protocol ref fields."

This reverts commit 13d1f834b0352e24869661aa5ef6ccf6b49eacfb.
formatted code, removed ;
Merge pull request #1809 from fdlk/feature/consume-captcha

Consume captcha upon use