Replace some Qt3 widgets with Qt4 ones

Move the delimited plugin help text from the .ui file to the .cpp file
(allows for easier translation)
Remove some unnecessry #includes


git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@6541 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: g_j_m

src/core/qgsclipper.h

@@ -21,7 +21,6 @@
 #define QGSCLIPPER_H
 
 #include "qgspoint.h"
-#include "q3pointarray.h"
 
 #include <vector>
 #include <utility>

src/plugins/delimited_text/qgsdelimitedtextplugingui.cpp

@@ -42,6 +42,10 @@ QgsDelimitedTextPluginGui::QgsDelimitedTextPluginGui(QgisInterface * _qI, QWidge
   QString key = "/Plugin-DelimitedText";
   txtDelimiter->setText(settings.readEntry(key + "/delimiter"));
 
+  teInstructions->setHtml(tr("<h1>Description</h1>"
+"<p>Select a delimited text file containing x and y coordinates that you would like to use as a point layer and this plugin will do the job for you!</p>"
+"<p>Use the layer name box to specify the legend name for the new layer. Use the delimiter box to specify what delimeter is used in your file (e.g. space, comma or tab). After choosing a delimiter, press the parse button an select the columns containing the x and y values for the layer.</p>"));
+
 }  
 QgsDelimitedTextPluginGui::~QgsDelimitedTextPluginGui()
 {