[monitor] Add direct link to builds

Adding a direct link to the buil on the build number, to avoid having
to click on the bot page *then* the link. With the buildmaster *that* slow,
this saves several seconds per lookup, which sometimes can be several dozens
every day.

Change-Id: If8cd783990042d9c51c318152b35d5b317cb5bf6
diff --git a/monitor/bot-status b/monitor/bot-status
index f2de0ea..4a794f2 100755
--- a/monitor/bot-status
+++ b/monitor/bot-status
@@ -98,13 +98,17 @@
         print $temp "  <td><font color='green'>PASS</font></td>\n".
                     "  <td>&nbsp;</td>\n";
       }
-      if (defined $status->{'build'} and
-          defined $status->{'from'}  and
-          defined $status->{'to'}) {
-        print $temp "  <td>$status->{'build'}</td>\n".
-                    "  <td>$status->{'from'}-$status->{'to'}</td>\n";
+      if (defined $status->{'build'}) {
+        my $build_url = $url."/builds/".$status->{'build'};
+        print $temp "  <td><a href='$build_url'>$status->{'build'}</a></td>\n";
       } else {
-        print $temp "  <td colspan=2>&nbsp;</td>\n";
+        print $temp "  <td>&nbsp;</td>\n";
+      }
+      if (defined $status->{'from'}  and
+          defined $status->{'to'}) {
+        print $temp "  <td>$status->{'from'}-$status->{'to'}</td>\n";
+      } else {
+        print $temp "  <td>&nbsp;</td>\n";
       }
       print $temp "</tr>\n";
     }