Return this on all bbcode options setting methods
Merge pull request #59 from VSEphpbb/task/entity-fixes

Return $this on all bbcode options setting methods
Set rule_message_bbcode_options to 0 if it does not yet exist
Merge pull request #60 from VSEphpbb/task/entity-fixes

Set rule_message_bbcode_options to 0 if it does not yet exist