Replace QObject, QWidget, QImage, QPair, QRgb, QColor, QChar, QString, QIODevice with TQ* version

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

TODO

@@ -206,7 +206,7 @@ Example: problematic assertion
    approximately what the C API can do
 
  * don't export implementation details in the API - for instance
-   KAudio(Play|Record)Stream should probably only inherit from QObject, and
+   KAudio(Play|Record)Stream should probably only inherit from TQObject, and
    only "use" some aRts objects to do the actual work - that way, they can
    be changed/modified more easily afterwards
 

examples/flow.cpp

@@ -45,7 +45,7 @@ int main()
 	connect(sin, play, "invalue_left");
 	connect(sin, play, "invalue_right");
 
-	// start all objects (maybe we should group objects like with QWidget
+	// start all objects (maybe we should group objects like with TQWidget
 	// parents and such?)
 	freq.start();
 	sin.start();