doc(how-it-works): fix possessives, replace contractions, style
doc(how-it-works): fix possessives, replace contractions, style

* doc(how-it-works): style fixes

* doc(how-it-works): fix possesives, replace contractions

bigopon/binding,z-brooks/binding,jods4/binding,aurelia/binding,JeroenVinke/binding