Reorganize header links.

app/views/admin/index.html.erb

@@ -2,8 +2,6 @@
 
 <h1>Admin#index</h1>
 
-<p><%= link_to 'Home', controller: 'tools', action: 'index' %></p>
-
 <%= form_tag do %>
   <table>
     <% AdminHelper::SETTINGS.each do |s| %>

app/views/shared/_header.html.erb

@@ -1,3 +1,15 @@
 <div id="header">
-  <!-- -->
+  <p>
+    <%= link_to 'Home', controller: 'tools', action: 'index' %>
+  </p>
+  <p>
+    Users:
+    <%= link_to "Signup", controller: "users", action: "create" %>
+    &bull;
+    <%= link_to "Login", controller: "users", action: "login" %>
+  </p>
+  <p>
+    Admin:
+    <%= link_to "Admin", controller: "admin", action: "index" %>
+  </p>
 </div>

app/views/tools/index.html.erb

@@ -1,15 +1,5 @@
 <h1>Tools#index</h1>
 
-<p>
-  Users:
-  <%= link_to "Signup", controller: "users", action: "create" %>
-  &bull;
-  <%= link_to "Login", controller: "users", action: "login" %>
-</p>
-<p>
-  Admin:
-  <%= link_to "Admin", controller: "admin", action: "index" %>
-</p>
 <p>Tools: ...</p>
 
 <p><%= get_description %></p>