MiniBrowser : Addition of a preferences form, replacement of URLEdt by
URLCbx, addition of a custom scheme
TCEFApplication : Addition of 3 new properties : EnableSpellingService,
EnableMediaStream, EnableSpeechInput
TCEFChromium : Renamed internal procedures, addition of
UppdatePreferences and SavePreferences procedures, more checks in
doOnBeforeClose and doOnClose.
TCefChromiumWindow : WebBrowser_OnClose returns False by default
