Remove use of KDE_IS_VERSION

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
(cherry picked from commit 01f8797e7c)

src/documentsourceview.cpp

@@ -153,12 +153,10 @@ namespace KBibTeX
         KFindDialog dlg( true, this );
         dlg.setFindHistory( m_findHistory );
         dlg.setHasSelection( false );
-#if KDE_IS_VERSION(3,4,0)
         dlg.setSupportsWholeWordsFind( false );
         dlg.setSupportsBackwardsFind( false );
         dlg.setSupportsCaseSensitiveFind( false );
         dlg.setSupportsRegularExpressionFind( false );
-#endif
         if ( dlg.exec() == TQDialog::Accepted )
         {
             m_lastSearchTerm = dlg.pattern();