Initial getting rid of HA-JS (#180)

Getting rid of HA-JS

panels/dev-template/ha-panel-dev-template.html

@@ -8,7 +8,6 @@
 <link rel="import" href="../../bower_components/app-layout/app-toolbar/app-toolbar.html">
 
 <link rel="import" href="../../src/components/ha-menu-button.html">
-<link rel="import" href="../../src/util/hass-behavior.html">
 <link rel="import" href="../../src/resources/ha-style.html">
 
 <dom-module id="ha-panel-dev-template">
@@ -93,8 +92,6 @@
 Polymer({
   is: 'ha-panel-dev-template',
 
-  behaviors: [window.hassBehavior],
-
   properties: {
     hass: {
       type: Object,
@@ -170,14 +167,15 @@ Polymer({
   renderTemplate: function () {
     this.rendering = true;
 
-    this.hass.templateActions.render(this.template).then(function (processed) {
-      this.processed = processed;
-      this.rendering = false;
-    }.bind(this), function (error) {
-      this.processed = error.message;
-      this.error = true;
-      this.rendering = false;
-    }.bind(this));
+    this.hass.callApi('POST', 'template', { template: this.template })
+      .then(function (processed) {
+        this.processed = processed;
+        this.rendering = false;
+      }.bind(this), function (error) {
+        this.processed = error.message;
+        this.error = true;
+        this.rendering = false;
+      }.bind(this));
   },
 });
 </script>