Code Add the following to CommonMarkup (after the pre and code entries)
s/\<hide\>((.|\n)*?)\<\/hide\>/&StorePre("", "hide")/ige; Please note the bug i.e. < instead of \& lt; Copy line from the edit window and paste to use.
For adding information that is useful to note during the editing process, but not useful when the page is being viewed.
<hide> Please try and follow the bullet-point structure below and since you are here, why don't you help refactor blah--de-blah-blah </hide>