Update pages-management.rst


This chapter explains in detail how an RedKite CMS page is structured and how to entirely manage website pages. ==> a RedKite CMS page

is divided in two columns ==> into two columns

you want keep it private ==> want to keep

that identifies the page outside the site. ==> to outside web

must be consistent with page’s contents. ==> it must be consistent with the 

 so, as for permalink you must very accurate to choose the page title. ==> you must be very

and must be consistent with page’s contents. ==> and it ... with the page's ...

information you must provide. ==> you should provide (because it is not mandatory)