win32gui message history; also clipboard support (from <Someone>)

- added 2 menu options: Copy ASCII Screenshot To Clipboard, Save
  ASCII Screenshot To File
- implemented saving message history

win/win32/winMS.h

@@ -87,6 +87,8 @@ typedef struct mswin_nhwindow_app {
 	RECT		rtTextWindow;
 	RECT		rtInvenWindow;
 	BOOL		bWindowsLocked;		/* TRUE if windows are "locked" - no captions */
+
+	BOOL		bNoSounds;			/* disable sounds */
 } NHWinApp, *PNHWinApp;
 
 #define E extern
@@ -141,6 +143,8 @@ void mswin_start_screen(void);
 void mswin_end_screen(void);
 void mswin_outrip(winid wid, int how);
 void mswin_preference_update(const char *pref);
+char *mswin_getmsghistory(BOOLEAN_P init);
+void mswin_putmsghistory(const char * msg);
 
 /* helper function */
 HWND mswin_hwnd_from_winid(winid wid);