fix for #313
fix for #313

added missing documentation for `Titleize`, `Pascalize`, and `Camelize`
HalidCisse/Humanizer,schalpat/Humanizer,HalidCisse/Humanizer,ErikSchierboom/Humanizer,ErikSchierboom/Humanizer,mrchief/Humanizer,schalpat/Humanizer,mrchief/Humanizer,Flatlineato/Humanizer,MehdiK/Humanizer,jaxx-rep/Humanizer,aloisdg/Humanizer,Flatlineato/Humanizer,HalidCisse/Humanizer,mrchief/Humanizer,hazzik/Humanizer