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

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
(cherry picked from commit 30b4cbb2a2)

doc/other/doxy/changelog.dox

@@ -274,7 +274,7 @@
 *	  - added set scheme specific brigthness settings to tdepowersave and the configuration dialog
 *	  - added patch to fix compiler warning from Daniel Gollub <dgollub@suse.de>
 *	  - updated translation (nl) and code documentation
-*	  - replaced usage of QString::null with QString()
+*	  - replaced usage of TQString::null with TQString()
 *	  - added warning if 'Aggressive Powersave' scheme is selected
 *	  - updated version strings
 *

doc/other/doxy/enhance.dox

@@ -33,7 +33,7 @@
 * \subsection enh_tooltip Tooltip
 *	\li \b CPU \b Tooltip \b like \b kicker \b mouseover \b effects \n \n 
 *	\b [Priority: \b I] \n \n
-*	I like the nice mouseover effects on Kicker. Unforunately there is currently no QWidget for this.
+*	I like the nice mouseover effects on Kicker. Unforunately there is currently no TQWidget for this.
 *	If we would implement this we need to adapt the wifget from amarok/src/tracktooltip.cpp.
 *
 *       \li \b Battery \b estimated \b empty \b at \b xx:yy \b in \b Tooltip \n \n