replace « and » at app/views/activities/index.html.erb to hexadecimal UTF-8 strings (#4796).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@6515 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/activities/index.html.erb

@@ -21,12 +21,12 @@
 <%= content_tag('p', l(:label_no_data), :class => 'nodata') if @events_by_day.empty? %>
 
 <div style="float:left;">
-<%= link_to_content_update('&#171; ' + l(:label_previous), 
+<%= link_to_content_update("\xc2\xab " + l(:label_previous), 
                    params.merge(:from => @date_to - @days - 1),
                    :title => l(:label_date_from_to, :start => format_date(@date_to - 2*@days), :end => format_date(@date_to - @days - 1))) %>
 </div>
 <div style="float:right;">
-<%= link_to_content_update(l(:label_next) + ' &#187;', 
+<%= link_to_content_update(l(:label_next) + " \xc2\xbb", 
                    params.merge(:from => @date_to + @days - 1),
                    :title => l(:label_date_from_to, :start => format_date(@date_to), :end => format_date(@date_to + @days - 1))) unless @date_to >= Date.today %>
 </div>