Fix 'token mismatch' due to missing server parameter for some AJAX requests

* server_privileges user duplicate request
* js error_reporting
* cf. https://sourceforge.net/p/phpmyadmin/bugs/3893

Signed-off-by: Christian Simon <simon@swine.de>
Signed-off-by: Marc Delisle <marc@infomarc.info>
ChangeLog entry

Signed-off-by: Marc Delisle <marc@infomarc.info>