bower update

Author: Elliott Marquez

.gitignore

@@ -1 +1 @@
-bower_components
+bower_components*

bower.json

@@ -21,10 +21,21 @@
     "apis"
   ],
   "dependencies": {
-    "polymer": "Polymer/polymer#^1.0.0",
-    "iron-jsonp-library": "PolymerElements/iron-jsonp-library#^1.0.0"
+    "polymer": "Polymer/polymer#2.0-preview",
+    "iron-jsonp-library": "PolymerElements/iron-jsonp-library#2.0-preview"
   },
   "devDependencies": {
-    "iron-component-page": "PolymerElements/iron-component-page#^1.0.0"
+    "iron-component-page": "PolymerElements/iron-component-page#2.0-preview"
+  },
+  "variants": {
+    "1.x": {
+      "dependencies": {
+        "polymer": "Polymer/polymer#^1.0.0",
+        "iron-jsonp-library": "PolymerElements/iron-jsonp-library#^1.0.0"
+      },
+      "devDependencies": {
+        "iron-component-page": "PolymerElements/iron-component-page#^1.0.0"
+      }
+    }
   }
 }