Update changelog

changelog.md

@@ -10,14 +10,21 @@
     - AngularDart
 
 - Updates since 1.2:
+    - VanillaJS refactored, tests, bug fixes
+    - AngularJS perf
+    - AngularJS
+    - Ember
+    - GWT
+    - Spine
     - CanJS 2.0
     - CanJS 2.0 + RequireJS
-    - VanillaJS refactored, tests, bug fixes
     - knockoutjs_classBindingProvider example has been removed
     - Backbone 1.1
     - Backbone 1.1 + RequireJS
     - Dart 1.0
     - React graduated from Labs
+    - Agility
+    - jQuery
 
 - Removed since 1.2:
     - Dermis.js

learn.json

@@ -1583,11 +1583,11 @@
 		}, {
 			"heading": "Videos",
 			"links": [{
-				"name": "Web Components - A Tectonic Shift For Web Development",
-				"url": "http://www.youtube.com/watch?v=fqULJBBEVQE"
+				"name": "Polymer And The Web Components Revolution",
+				"url": "https://www.youtube.com/watch?v=yRbOSdAe_JU"
 			}, {
-				"name": "Web Components In Action",
-				"url": "http://www.youtube.com/watch?v=0g0oOOT86NY"
+				"name": "Polymer And Web Components Change Everything",
+				"url": "https://www.youtube.com/watch?v=8OJ7ih8EE7s"
 			}]
 		}, {
 			"heading": "Community",