* Support variant builds.

src/HydraFrontend/root/build.tt

@@ -57,6 +57,9 @@
     <th>Output store path:</th>
     <td><tt>[% build.outpath %]</tt></td>
   </tr>
+  <tr>
+    <th>System:</th>
+    <td><tt>[% build.system %]</tt></td>
   <tr>
     <th>Status:</th>
     <td>
@@ -84,6 +87,8 @@
         <td>
           [% IF input.type == "build" %]
             <a href="[% c.uri_for('/build' input.inputid) %]">Job <tt>[% input.build.project %]:[% input.build.attrname %]</tt> build [% input.inputid %]</a>
+          [% ELSIF input.type == "string" %]
+            <tt>"[% input.value %]"</tt></a>
           [% ELSE %]
             <tt>[% input.uri %]</tt>
           [% END %]
@@ -131,13 +136,14 @@
 
 <table class="tablesorter">
   <thead>
-    <tr><th>Build</th><th>Input name</th><th>Timestamp</th></tr>
+    <tr><th>Build</th><th>Input name</th><th>System</th><th>Timestamp</th></tr>
   </thead>
   <tbody>
     [% FOREACH input IN build.dependentBuildInputs -%]
       <tr>
         <td><a href="[% c.uri_for('/build' input.buildid.id) %]">Job <tt>[% input.buildid.project %]:[% input.buildid.attrname %]</tt> build [% input.buildid.id %]</a></td>
         <td><tt>[% input.name %]</tt></td>
+        <td><tt>[% input.buildid.system %]</tt></td>
         <td>[% date.format(input.buildid.timestamp, '%Y-%m-%d %H:%M:%S') %]</td>
       </tr>
     [% END -%]