reverted some changes to re-enable update hooks
reverted some changes to re-enable update hooks

Temporarily fixes #39

pfefferle/wordpress-semantic-linkbacks,pfefferle/wordpress-semantic-linkbacks,dshanske/wordpress-semantic-linkbacks,dshanske/wordpress-semantic-linkbacks,dshanske/wordpress-semantic-linkbacks,dshanske/wordpress-semantic-linkbacks,pfefferle/wordpress-semantic-linkbacks,acegiak/Semantic-Linkbacks,pfefferle/wordpress-semantic-linkbacks,acegiak/Semantic-Linkbacks