Added missing getresult() routine.

RecodeCertificate.py

@@ -46,6 +46,9 @@ class _QueryPassword(_QueryPasswordDialog):
             entry.configure(show=self.__show)
         return entry
 
+    def getresult(self):
+        return self.entry.get()
+
 def askpassword(title, prompt, **kw):
     d = _QueryPassword(title, prompt, **kw)
     return d.result