diff --git a/modules/angular2/src/change_detection/change_detection.js b/modules/angular2/src/change_detection/change_detection.js
index 8ffb78d603..02787f7edf 100644
--- a/modules/angular2/src/change_detection/change_detection.js
+++ b/modules/angular2/src/change_detection/change_detection.js
@@ -7,15 +7,29 @@ import {DEFAULT} from './constants';
 import {ChangeDetection, ProtoChangeDetector} from './interfaces';
 import {Injectable} from 'angular2/di';
 
+/**
+ * Structural diffing for `Object`s and `Map`s.
+ *
+ * @exportedAs angular2/pipes
+ */
+export var keyValDiff = [
+  new KeyValueChangesFactory(),
+  new NullPipeFactory()
+];
+
+/**
+ * Structural diffing for `Iterable` types such as `Array`s.
+ *
+ * @exportedAs angular2/pipes
+ */
+export var iterableDiff = [
+  new IterableChangesFactory(),
+  new NullPipeFactory()
+];
+
 export var defaultPipes = {
-  "iterableDiff" : [
-    new IterableChangesFactory(),
-    new NullPipeFactory()
-  ],
-  "keyValDiff" : [
-    new KeyValueChangesFactory(),
-    new NullPipeFactory()
-  ]
+  "iterableDiff" : iterableDiff,
+  "keyValDiff" : keyValDiff
 };
 
 /**
diff --git a/modules/angular2/src/core/annotations/annotations.js b/modules/angular2/src/core/annotations/annotations.js
index c8beca68f0..692404863b 100644
--- a/modules/angular2/src/core/annotations/annotations.js
+++ b/modules/angular2/src/core/annotations/annotations.js
@@ -24,7 +24,7 @@ import {DEFAULT} from 'angular2/change_detection';
  * - *Pre-existing Injectors*:
  *   - The terminal [Injector] cannot resolve dependencies. It either throws an error or, if the dependency was
  *     specified as `@Optional`, returns `null`.
- *   - The primordial injector resolves browser singleton resources, such as: cookies, title, location, and others.
+ *   - The platform injector resolves browser singleton resources, such as: cookies, title, location, and others.
  * - *Component Injectors*: Each `@Component` has its own [Injector], and they follow the same parent-child hierarchy
  *     as the components in the DOM.
  * - *Element Injectors*: Each component has a Shadow DOM. Within the Shadow DOM each element has an [ElementInjector]
@@ -830,7 +830,7 @@ export class Decorator extends Directive {
  * @Viewport({
  *   selector: '[unless]',
  *   properties: {
- *     'condition': 'unless'
+ *     'unless': 'unless'
  *   }
  * })
  * export class Unless {
@@ -842,7 +842,7 @@ export class Decorator extends Directive {
  *     this.prevCondition = null;
  *   }
  *
- *   set condition(newCondition) {
+ *   set unless(newCondition) {
  *     if (newCondition && (isBlank(this.prevCondition) || !this.prevCondition)) {
  *       this.prevCondition = true;
  *       this.viewContainer.clear();
diff --git a/modules/angular2/src/core/application.js b/modules/angular2/src/core/application.js
index 27a5fcb2dc..eceecb79ca 100644
--- a/modules/angular2/src/core/application.js
+++ b/modules/angular2/src/core/application.js
@@ -196,7 +196,7 @@ function _createVmZone(givenReporter:Function): VmTurnZone {
  *
  *  1. It uses the component's `selector` property to locate the DOM element which needs to be upgraded into
  *     the angular component.
- *  2. It creates a new child injector (from the primordial injector) and configures the injector with the component's
+ *  2. It creates a new child injector (from the platform injector) and configures the injector with the component's
  *     `injectables`. Optionally, you can also override the injector configuration for an app by invoking
  *     `bootstrap` with the `componentInjectableBindings` argument.
  *  3. It creates a new [Zone] and connects it to the angular application's change detection domain instance.
@@ -226,12 +226,12 @@ function _createVmZone(givenReporter:Function): VmTurnZone {
  * single change detection zone is created and therefore data can be shared across the applications.
  *
  *
- * ## Primordial Injector
+ * ## Platform Injector
  *
  * When working within a browser window, there are many singleton resources: cookies, title, location, and others.
  * Angular services that represent these resources must likewise be shared across all Angular applications that
- * occupy the same browser window.  For this reason, Angular creates exactly one global primordial injector which stores
- * all shared services, and each angular application injector has the primordial injector as its parent.
+ * occupy the same browser window.  For this reason, Angular creates exactly one global platform injector which stores
+ * all shared services, and each angular application injector has the platform injector as its parent.
  *
  * Each application has its own private injector as well. When there are multiple applications on a page, Angular treats
  * each application injector's services as private to that application.
diff --git a/modules/angular2/src/di/binding.js b/modules/angular2/src/di/binding.js
index da4c2dab52..6c3fb2aac7 100644
--- a/modules/angular2/src/di/binding.js
+++ b/modules/angular2/src/di/binding.js
@@ -172,7 +172,7 @@ export class Binding {
    *
    * The interesting thing to note is that event though `Number` has an async factory, the `String` factory
    * function takes the resolved value. This shows that the [Injector] delays executing the `String` factory
-   * until after the `Number` is resolved. This can only be done if the `token` is retrieved using the 
+   * until after the `Number` is resolved. This can only be done if the `token` is retrieved using the
    * [Injector.asyncGet] API.
    *
    */
@@ -293,7 +293,14 @@ export class ResolvedBinding {
 /**
  * Provides an API for imperatively constructing [Binding]s.
  *
- * This is only relevant for JavaScript.
+ * This is only relevant for JavaScript. See {@link BindingBuilder}.
+ *
+ * ## Example
+ *
+ * ```javascript
+ * bind(MyInterface).toClass(MyClass)
+ *
+ * ```
  *
  * @exportedAs angular2/di
  */
@@ -440,7 +447,7 @@ export class BindingBuilder {
    *
    * The interesting thing to note is that event though `Number` has an async factory, the `String` factory
    * function takes the resolved value. This shows that the [Injector] delays executing of the `String` factory
-   * until after the `Number` is resolved. This can only be done if the `token` is retrieved using the 
+   * until after the `Number` is resolved. This can only be done if the `token` is retrieved using the
    * [Injector.asyncGet] API.
    */
   toAsyncFactory(factoryFunction:Function, dependencies:List = null):Binding {