Fix oops on var access.

Signed-off-by: Norv <a.w.norv@gmail.com>
$settings_not_writable was not initialized. (thank you, Ema!)

Signed-off-by: Norv <a.w.norv@gmail.com>
A $context var wasn't initialized any longer where needed. (thank you Ema!)

Signed-off-by: Norv <a.w.norv@gmail.com>
Fix moderation actions calls, thank you Ema!

Signed-off-by: Norv <a.w.norv@gmail.com>