docs: add demo template block to api

ionic/components/list/list.ts

@@ -15,6 +15,8 @@ import * as util from 'ionic/util';
  *
  * Using the List and Item components make it easy to support various
  * interaction modes such as swipe to edit, drag to reorder, and removing items.
+ * @demo /docs/v2/demos/list/
+ *
  *
  */
 @Directive({

scripts/docs/dgeni-config.js

@@ -114,7 +114,7 @@ module.exports = function(currentVersion){
 })
 
 .config(function(parseTagsProcessor) {
-  parseTagsProcessor.tagDefinitions.concat(require('./tag-defs/tag-defs'));
+  parseTagsProcessor.tagDefinitions = parseTagsProcessor.tagDefinitions.concat(require('./tag-defs/tag-defs'));
 })
 
 // .config(function(parseTagsProcessor) {

scripts/docs/templates/common.template.html

@@ -82,6 +82,25 @@ docType: "<$ doc.docType $>"
   <a href='http://github.com/driftyco/ionic2/edit/master/<$ doc.fileInfo.relativePath $>#L<$ doc.location.start.line $>'>
     Improve this doc
   </a>
+
+  <!-- TODO(drewrygh, perrygovier): render this block in the correct location, markup identical to component docs -->
+  <@- if doc.demo and false -@>
+  <aside id="platform-preview" class="platform-preview">
+    <div class="platform-toggle">
+      <a ng-class="{active: iosActive}"
+         ng-click="setPlatform('ios')">iOS</a>
+      <a ng-class="{active: androidActive}"
+         ng-click="setPlatform('android')">Android</a>
+    </div>
+    <div id="demo-device-ios" ng-class="previewPlatform">
+      <iframe id="demo-ios" src="<$ doc.demo $>" frameborder="0"></iframe>
+    </div>
+    <div id="demo-device-android" ng-class="previewPlatform">
+      <iframe id="demo-ios" src="<$ doc.demo $>" frameborder="0"></iframe>
+    </div>
+  </aside>
+  <@ endif @>
+
 </div>
 
 <@ block content @>