Making sure the import statements are in the correct order. RES-679

Author: michaeldemey

src/main/java/com/itextpdf/rups/model/PdfFile.java

@@ -42,8 +42,6 @@ This file is part of the iText (R) project.
  */
 package com.itextpdf.rups.model;
 
-import com.ibm.icu.text.StringPrep;
-import com.ibm.icu.text.StringPrepParseException;
 import com.itextpdf.kernel.exceptions.BadPasswordException;
 import com.itextpdf.kernel.exceptions.PdfException;
 import com.itextpdf.kernel.pdf.PdfDocument;
@@ -52,6 +50,9 @@ This file is part of the iText (R) project.
 import com.itextpdf.kernel.pdf.ReaderProperties;
 import com.itextpdf.rups.view.Language;
 
+import com.ibm.icu.text.StringPrep;
+import com.ibm.icu.text.StringPrepParseException;
+
 import javax.swing.JOptionPane;
 import javax.swing.JPasswordField;
 import java.io.ByteArrayInputStream;