tweak speech drivers

src/speech/es.py

@@ -46,5 +46,9 @@ class speech():
         if not self.isInitialized:
             return False
         return es.set_parameter(espeak.Parameter.Rate, speed) 
+
+    def setModule(self, module):
+        pass
+
     def shutdown(self):
         pass

src/speech/sd.py

@@ -59,6 +59,16 @@ class speech():
         except:
             return False
 
+    def setModule(self, module):
+        if not self.isInitialized:
+            return False
+        try:
+            self.sd..set_output_module(module)
+            return True
+        except:
+            return False
+
+
     def shutdown(self):
         self.cancel()
         self.sd.close()