Enable ability for administrators to delete users (#7296).

User's personal data (eg. preferences, tokens, private queries...) are deleted, public data (eg. issues, wiki edits, attachments...) are reassigned to the anonymous user.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4729 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/users/edit.rhtml

@@ -1,6 +1,7 @@
 <div class="contextual">
 <%= link_to l(:label_profile), user_path(@user), :class => 'icon icon-user' %>
 <%= change_status_link(@user) %>
+<%= link_to(l(:button_delete), @user, :confirm => l(:text_are_you_sure), :method => :delete, :class => 'icon icon-del') if User.current != @user %>
 </div>
 
 <h2><%= link_to l(:label_user_plural), :controller => 'users', :action => 'index' %> &#187; <%=h @user.login %></h2>