examples/outline_collapsed.rb in write_xlsx-0.81.0 vs examples/outline_collapsed.rb in write_xlsx-0.81.1

@@ -10,10 +10,9 @@
 #
 # reverse ('(c)'), March 2008, John McNamara, [e-mail]
 # convert to ruby by Hideo NAKAMURA, [e-mail]
 #
 
-require 'rubygems'
 require 'write_xlsx'
 
 # Create a new workbook and add some worksheets
 workbook   = WriteXLSX.new('outline.xlsx')
 worksheet1 = workbook.add_worksheet('Outlined Rows')