site keys views should be deprecated or corrected

[alexgarel]

In site/controlers/keys.php the ApiControllerKeys::checkAccess method is totally wrong (checking ACL as if it was running for joomla 1.5).

Code should be either updated to use authorize, either de-activated for now.

[thite-amol]

This is addressed in the https://github.com/techjoomla/com_api/pull/79