Adds relation error support to simulator

app/views/utils.js

 /*
 This file is part of the Juju GUI, which lets users view and manage Juju
 environments within a graphical interface (https://launchpad.net/juju-gui).
 Copyright (C) 2012-2013 Canonical Ltd.
 
 This program is free software: you can redistribute it and/or modify it under
 the terms of the GNU Affero General Public License version 3, as published by
 the Free Software Foundation.
 
 This program is distributed in the hope that it will be useful, but WITHOUT
@@ skipping 1147 matching lines @@
 
   /* Given one of the many "real" states return a "UI" state.
    *
    * If a state ends in "-error" or is simply "error" then it is an error
    * state, if it is "started" then it is "running", otherwise it is "pending".
    */
   utils.simplifyState = function(unit, ignoreRelationErrors) {
     var state = unit.agent_state;
     if (state === 'started') {
       if (!ignoreRelationErrors &&
+          // No longer used in the Go back end.
           unit.relation_errors &&
           Y.Object.size(unit.relation_errors)) {
         return 'error';
       }
       return 'running';
     }
     if ((/-?error$/).test(state)) {
       return 'error';
     }
     // "pending", "installed", and "stopped", plus anything unforeseen
@@ skipping 373 matching lines @@
     'base-build',
     'handlebars',
     'node',
     'view',
     'panel',
     'json-stringify',
     'gallery-markdown',
     'datatype-date-format'
   ]
 });