fix oui join type and improve search comments

Netdisco/views/index.tt

@@ -34,7 +34,7 @@
       [% ELSE %]
       <div class="alert-message success fade in" data-alert="on">
         <a class="close" href="#">×</a>
-        <p>Hit <strong>Enter</strong> in the Search box to view the current Inventory.</p>
+        <p>Hit <strong>Enter</strong> in the Search box to view the current Inventory (<em>temporary feature</em>).</p>
       </div>
       [% END %]
       <div class="hero-unit">

Netdisco/views/layouts/main.tt

@@ -57,7 +57,7 @@
         [% END %]
       </ul>
       <form method="get" action="[% uri_for('/search') %]">
-        <input placeholder="Search" class="span5" name="q" type="text"/>
+        <input placeholder="Device, Node or VLAN Search" class="span5" name="q" type="text"/>
       </form>
       <ul class="nav secondary-nav">
         <li class="menu">