docs(change_detection): document JitChangeDetection and DynamicChangeDetection

closes angular#1446

Author: naomiblack

modules/angular2/src/change_detection/change_detection.js

@@ -46,6 +46,10 @@ export var defaultPipes = {
 
 
 /**
+ * Implements change detection that does not require `eval()`.
+ *
+ * This is slower than {@link JitChangeDetection}.
+ *
  * @exportedAs angular2/change_detection
  */
 @Injectable()
@@ -63,6 +67,10 @@ export class DynamicChangeDetection extends ChangeDetection {
 }
 
 /**
+ * Implements faster change detection, by generating source code.
+ *
+ * This requires `eval()`. For change detection that does not require `eval()`, see {@link DynamicChangeDetection}.
+ *
  * @exportedAs angular2/change_detection
  */
 @Injectable()

modules/angular2/src/change_detection/interfaces.js

@@ -28,7 +28,7 @@ export class ProtoChangeDetector {
  *
  * # Example
  * ```javascript
- * bootstrap(MyApp, [bind(ChangeDetection).toValue(dynamicChangeDetection)]);
+ * bootstrap(MyApp, [bind(ChangeDetection).toClass(DynamicChangeDetection)]);
  * ```
  * @exportedAs angular2/change_detection
  */