KEdit: Removed unwanted flag setting that the file is not modified

This resolves issue #2

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
(cherry picked from commit b8cf98b5f1)

kedit/kedit.cpp

@@ -153,8 +153,6 @@ void TopLevel::setupEditWidget()
   int w = eframe->fontMetrics().width("M");
   eframe->setTabStopWidth(8*w);
 
-  eframe->setModified(false);
-
   setSensitivity();
 
   eframe->setFocus();