Do not show a link to the current annotate or view page (#2367).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2188 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/repositories/_link_to_functions.rhtml

 <p>
 <% if @repository.supports_cat? %>
-    <%= link_to l(:button_view), {:action => 'entry', :id => @project, :path => to_path_param(@path), :rev => @rev } %> |
+    <%= link_to_if action_name != 'entry', l(:button_view), {:action => 'entry', :id => @project, :path => to_path_param(@path), :rev => @rev } %> |
 <% end %>
 <% if @repository.supports_annotate? %>
-    <%= link_to l(:button_annotate), {:action => 'annotate', :id => @project, :path => to_path_param(@path), :rev => @rev } %> |
+    <%= link_to_if action_name != 'annotate', l(:button_annotate), {:action => 'annotate', :id => @project, :path => to_path_param(@path), :rev => @rev } %> |
 <% end %>
 <%= link_to(l(:button_download), {:action => 'entry', :id => @project, :path => to_path_param(@path), :rev => @rev, :format => 'raw' }) if @repository.supports_cat? %>
 <%= "(#{number_to_human_size(@entry.size)})" if @entry.size %>