Fix error if no server version.

Author: jjeffryes

js/templates/aboutModal.html

@@ -2,7 +2,9 @@
   <div class="about-hero modal-hero-about color-secondary-darken custCol-secondary-darken">
     <div class="modal-hero-icon"></div>
     <p class="width100 alignCenter custCol-text marginTop50 row5 textOpacity75 fontSize14"><%= polyglot.t('Version', {version: ob.version}) %></p>
-    <p class="width100 alignCenter custCol-text marginTop10 textOpacity75 fontSize14"><%= polyglot.t('ServerVersion', {serverVersion: ob.serverVersion}) %></p>
+    <% if(ob.serverVersion) { %>
+      <p class="width100 alignCenter custCol-text marginTop10 textOpacity75 fontSize14"><%= polyglot.t('ServerVersion', {serverVersion: ob.serverVersion}) %></p>
+    <% } %>
   </div>
   <div class="aboutModal-accordion accordion">
     <div class="accordion-window">

js/views/aboutModal.js

@@ -20,10 +20,6 @@ module.exports = baseModal.extend({
       throw new Error('Please provide a version.');
     }
 
-    if (!this.options.serverVersion) {
-      throw new Error('Please provide a server version.');
-    }
-
     this._tab = this.options.initialTab;
   },
 

js/views/pageNavVw.js

@@ -395,7 +395,7 @@ module.exports = baseVw.extend({
       if (!self.aboutModal) {
         self.aboutModal = new AboutModal({
           version: pjson.version,
-          serverVersion: self.model.get('version'),
+          serverVersion: self.model.get('version') || 0,
         });
         self.aboutModal.render();
         self.registerChild(self.aboutModal);