diff --git a/lib/redmine/export/pdf.rb b/lib/redmine/export/pdf.rb
index c56f84906..a7a00cfa3 100644
--- a/lib/redmine/export/pdf.rb
+++ b/lib/redmine/export/pdf.rb
@@ -1,18 +1,18 @@
 # encoding: utf-8
 #
 # Redmine - project management software
-# Copyright (C) 2006-2009  Jean-Philippe Lang
+# Copyright (C) 2006-2011  Jean-Philippe Lang
 #
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License
 # as published by the Free Software Foundation; either version 2
 # of the License, or (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
@@ -28,11 +28,11 @@ module Redmine
     module PDF
       include ActionView::Helpers::TextHelper
       include ActionView::Helpers::NumberHelper
-      
+
       class ITCPDF < TCPDF
         include Redmine::I18n
         attr_accessor :footer_date
-        
+
         def initialize(lang)
           super()
           set_language_if_valid lang
@@ -41,11 +41,11 @@ module Redmine
           SetCreator(Redmine::Info.app_name)
           SetFont(@font_for_content)
         end
-        
+
         def SetFontStyle(style, size)
           SetFont(@font_for_content, style, size)
         end
-        
+
         def SetTitle(txt)
           txt = begin
             utf16txt = Iconv.conv('UTF-16BE', 'UTF-8', txt)
@@ -57,7 +57,7 @@ module Redmine
           end || ''
           super(txt)
         end
-    
+
         def textstring(s)
           # Format a text string
           if s =~ /^</  # This means the string is hex-dumped.
@@ -66,10 +66,10 @@ module Redmine
             return '('+escape(s)+')'
           end
         end
-         
+
         alias RDMCell Cell
         alias RDMMultiCell MultiCell
-         
+
         def Footer
           SetFont(@font_for_footer, 'I', 8)
           SetY(-15)
@@ -224,7 +224,7 @@ module Redmine
         pdf.SetFontStyle('B',11)
         pdf.RDMCell(190,10, title)
         pdf.Ln
-        
+
         # headers
         pdf.SetFontStyle('B',8)
         pdf.SetFillColor(230, 230, 230)
@@ -241,7 +241,7 @@ module Redmine
         issues_to_pdf_write_cells(pdf, query.columns, col_width, row_height, true)
         issues_to_pdf_draw_borders(pdf, base_x, base_y, base_y + max_height, col_id_width, col_width)
         pdf.SetY(base_y + max_height);
-        
+
         # rows
         pdf.SetFontStyle('',8)
         pdf.SetFillColor(255, 255, 255)
@@ -250,7 +250,7 @@ module Redmine
           if query.grouped? &&
                (group = query.group_by_column.value(issue)) != previous_group
             pdf.SetFontStyle('B',9)
-            pdf.RDMCell(277, row_height, 
+            pdf.RDMCell(277, row_height,
               (group.blank? ? 'None' : group.to_s) + " (#{query.issue_count_by_group[group]})",
               1, 1, 'L')
             pdf.SetFontStyle('',8)
@@ -273,14 +273,14 @@ module Redmine
             end
             s.to_s
           end
-          
+
           # render it off-page to find the max height used
           base_x = pdf.GetX
           base_y = pdf.GetY
           pdf.SetY(2 * page_height)
           max_height = issues_to_pdf_write_cells(pdf, col_values, col_width, row_height)
           pdf.SetXY(base_x, base_y)
-          
+
           # make new page if it doesn't fit on the current one
           space_left = page_height - base_y - bottom_margin
           if max_height > space_left
@@ -295,14 +295,14 @@ module Redmine
           issues_to_pdf_draw_borders(pdf, base_x, base_y, base_y + max_height, col_id_width, col_width)
           pdf.SetY(base_y + max_height);
         end
-        
+
         if issues.size == Setting.issues_export_limit.to_i
           pdf.SetFontStyle('B',10)
           pdf.RDMCell(0, row_height, '...')
         end
         pdf.Output
       end
-      
+
       # Renders MultiCells and returns the maximum height used
       def issues_to_pdf_write_cells(pdf, col_values, col_widths, row_height, head=false)
         base_y = pdf.GetY
@@ -319,7 +319,7 @@ module Redmine
         end
         return max_height
       end
-      
+
       # Draw lines to close the row (MultiCell border drawing in not uniform)
       def issues_to_pdf_draw_borders(pdf, top_x, top_y, lower_y, id_width, col_widths)
         col_x = top_x + id_width
@@ -331,7 +331,7 @@ module Redmine
         pdf.Line(top_x, top_y, top_x, lower_y)    # left border
         pdf.Line(top_x, lower_y, col_x, lower_y)  # bottom border
       end
-      
+
       # Returns a PDF string of a single issue
       def issue_to_pdf(issue)
         if l(:general_pdf_encoding).upcase != 'UTF-8'
@@ -343,7 +343,7 @@ module Redmine
         pdf.alias_nb_pages
         pdf.footer_date = format_date(Date.today)
         pdf.AddPage
-        pdf.SetFontStyle('B',11)    
+        pdf.SetFontStyle('B',11)
         pdf.RDMMultiCell(190,5, "#{issue.project} - #{issue.tracker} # #{issue.id}: #{issue.subject}")
         pdf.Ln
 
@@ -358,7 +358,7 @@ module Redmine
         pdf.SetFontStyle('',9)
         pdf.RDMCell(60,5, issue.priority.to_s,"RT")
         pdf.Ln
-        
+
         pdf.SetFontStyle('B',9)
         pdf.RDMCell(35,5, l(:field_author) + ":","L")
         pdf.SetFontStyle('',9)
@@ -367,8 +367,8 @@ module Redmine
         pdf.RDMCell(35,5, l(:field_category) + ":","L")
         pdf.SetFontStyle('',9)
         pdf.RDMCell(60,5, issue.category.to_s,"R")
-        pdf.Ln   
-        
+        pdf.Ln
+
         pdf.SetFontStyle('B',9)
         pdf.RDMCell(35,5, l(:field_created_on) + ":","L")
         pdf.SetFontStyle('',9)
@@ -378,7 +378,7 @@ module Redmine
         pdf.SetFontStyle('',9)
         pdf.RDMCell(60,5, issue.assigned_to.to_s,"R")
         pdf.Ln
-        
+
         pdf.SetFontStyle('B',9)
         pdf.RDMCell(35,5, l(:field_updated_on) + ":","LB")
         pdf.SetFontStyle('',9)
@@ -388,14 +388,14 @@ module Redmine
         pdf.SetFontStyle('',9)
         pdf.RDMCell(60,5, format_date(issue.due_date),"RB")
         pdf.Ln
-        
+
         for custom_value in issue.custom_field_values
           pdf.SetFontStyle('B',9)
           pdf.RDMCell(35,5, custom_value.custom_field.name + ":","L")
           pdf.SetFontStyle('',9)
           pdf.RDMMultiCell(155,5, (show_value custom_value),"R")
         end
-        
+
         pdf.SetFontStyle('B',9)
         pdf.RDMCell(35,5, l(:field_subject) + ":","LT")
         pdf.SetFontStyle('',9)
@@ -409,7 +409,7 @@ module Redmine
         pdf.Line(pdf.GetX, y0, pdf.GetX, pdf.GetY)
         pdf.Line(pdf.GetX, pdf.GetY, pdf.GetX + 190, pdf.GetY)
         pdf.Ln
-        
+
         if issue.changesets.any? &&
              User.current.allowed_to?(:view_changesets, issue.project)
           pdf.SetFontStyle('B',9)
@@ -423,14 +423,14 @@ module Redmine
             unless changeset.comments.blank?
               pdf.SetFontStyle('',8)
               pdf.RDMMultiCell(190,5, changeset.comments.to_s)
-            end   
+            end
             pdf.Ln
           end
         end
-        
+
         pdf.SetFontStyle('B',9)
         pdf.RDMCell(190,5, l(:label_history), "B")
-        pdf.Ln  
+        pdf.Ln
         for journal in issue.journals.find(
                           :all, :include => [:user, :details],
                           :order => "#{Journal.table_name}.created_on ASC")
@@ -446,7 +446,7 @@ module Redmine
             pdf.Ln unless journal.details.empty?
             pdf.SetFontStyle('',8)
             pdf.RDMMultiCell(190,5, journal.notes.to_s)
-          end   
+          end
           pdf.Ln
         end