Improved Redmine links:

* issue and changeset links generated only if the object exists
* issue subject and status appear in the link title
* strike issue link if issue is closed
* red wiki page link if page doesn't exist
* new icon for external links

Wiki page cache had to be disabled.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@714 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/projects/_form.rhtml

@@ -45,7 +45,7 @@
 <%= hidden_field_tag "wiki_enabled", 0 %>
 <div id="wiki">
 <% fields_for :wiki, @project.wiki, { :builder => TabularFormBuilder, :lang => current_language} do |wiki| %>
-<p><%= wiki.text_field :start_page, :size => 60, :required => true %><br /><em><%= l(:text_unallowed_characters) %>: , . / ? ; |</em></p>
+<p><%= wiki.text_field :start_page, :size => 60, :required => true %><br /><em><%= l(:text_unallowed_characters) %>: , . / ? ; : |</em></p>
 <% # content_tag("div", "", :id => "wiki_start_page_auto_complete", :class => "auto_complete") +
    # auto_complete_field("wiki_start_page", { :url => { :controller => 'wiki', :action => 'auto_complete_for_wiki_page', :id => @project } })
 %>

app/views/wiki/_content.rhtml

@@ -1,5 +1,3 @@
 <div class="wiki">
-  <% cache "wiki/show/#{content.page.id}/#{content.version}" do %>
-    <%= textilizable content.text, :attachments => content.page.attachments %>
-  <% end %>
+  <%= textilizable content.text, :attachments => content.page.attachments %>
 </div>