rename the following methods:

tqfind find
tqreplace replace
tqcontains contains


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/potracegui@1246075 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

src/mainwidget.cpp

@@ -416,7 +416,7 @@ void MainWidget::readOptions() {
 	{                                                              //pgm format
 		antialiasGamma->setValue(((**m_currentState)["antialiasGamma"]).toFloat());
     //Scale
-		if(((**m_currentState)["scale"]).tqfind('x')==-1)
+		if(((**m_currentState)["scale"]).find('x')==-1)
 		{   //only one value
 			scaleAll->setValue(((**m_currentState)["scale"]).toFloat());
 			scaleAllBTN->setChecked(true);
@@ -450,7 +450,7 @@ void MainWidget::readOptions() {
 	rotation->setValue(((**m_currentState)["rotation"]).toFloat());
 
   //Resolution
-	if(((**m_currentState)["resolution"]).tqfind('x')==-1)
+	if(((**m_currentState)["resolution"]).find('x')==-1)
 	{ //only one value
 		resolutionAll->setValue(((**m_currentState)["resolution"]).toFloat());
 		resolutionAllBTN->setChecked(true);
@@ -561,7 +561,7 @@ void MainWidget::getAutotraceOptions( ) {
 	
 	//input output
 	TQString tmp=autotraceOutputFormat->currentText();
-	tmp.truncate(tmp.tqfind(" "));
+	tmp.truncate(tmp.find(" "));
 	opt->setValue("outputFormat",tmp);
 	if(autotraceDpiCheckbox->isChecked() && autotraceDpiInput->value()!=0)
 		opt->setValue("dpi",TQString::number(autotraceDpiInput->value()));
@@ -750,7 +750,7 @@ TQStringList MainWidget::createPotraceCommandLine( ) {
   //Margins		
 	if((**m_currentState)["margins"]!="0" && (**m_currentState)["margins"]!="0x0x0x0")
 	{
-		if((**m_currentState)["margins"].tqfind('x')==-1)
+		if((**m_currentState)["margins"].find('x')==-1)
 			toReturn+="-M"+(**m_currentState)["margins"]+"cm";
 		else
 		{