As you are using AnsPress RC version, hence copy anspress folder from askbug to askbug-child
You can try to changing this: https://github.com/anspress/anspress/blob/master/includes/functions.php#L215
May be its because question, answer and comment form are loaded using ajax and you need to rebind them or just use jQuery delegate.
Set page template as “Login Page”
Check AnsPress Options -> Permissions
For single page, edit your anspress page and assign “AnsPress Page” page template. You can download this version for title fix: Download 2.4-RC