README.rdoc in write_xlsx-0.64.1 vs README.rdoc in write_xlsx-0.65.0

@@ -1,8 +1,8 @@
 = write_xlsx
 
-gem to create a new file in the Excel 2007+ XLSX format, and you can use the same interface as writeexcel gem. write_xlsx is converted from Perl's module Excel::Writer::XLSX-0.63, https://github.com/jmcnamara/excel-writer-xlsx .
+gem to create a new file in the Excel 2007+ XLSX format, and you can use the same interface as writeexcel gem. write_xlsx is converted from Perl's module Excel::Writer::XLSX-0.65, https://github.com/jmcnamara/excel-writer-xlsx .
 
 == Description
 
 The WriteXLSX supports the following features:
 * Multiple worksheets
@@ -73,9 +73,18 @@
   worksheet.write('A4', '=SIN(PI()/4)')
 
   workbook.close
 
 == Recent change
[phone] v0.65.0
+   Added options to format series Gap/Overlap for Bar/Column charts.
+
+   Bug fix in Worksheet#write_formula
+   (write_formula change original formula string)
+
+   Bug fix in Worksheet#set_column
+   (failure when parameter level is out of range)
+
 2013-03-06 v0.64.1
    Bug fix in handling utf-8 string under ruby 1.8.7
    (examples/demo.rb failed under ruby 1.8.7)
 
    fix in Worksheet#set_h_pagebreaks