title: JExcel Wrap Text Problem
body: <p>I have used JExcel api for generate Excel report.</p>
  
  <p>I have issue in wrapped text.</p>
  
  <p>It show me sqaure character instead of new line character.</p>
  
  <pre><code>WritableSheet s1 = workbook.createSheet("test", 0);
  WritableCellFormat cellFormat = fonts.arial8ptNormal();
  cellFormat.setWrap(true);
  
  Label line = new Label(j, row, RiskUtility.replaceBlankIfNull(primaryIssueId).trim(), cellFormat);
  s1.addCell(line);
  </code></pre>
  
  <p>it wil wrap text in cell but with special square character.</p>