refactor(core): move facades out of core

This is part of ongoing work to make core platform-independent.

BREAKING CHANGE

All private exports from 'angular2/src/core/facade/{lang,collection,exception_handler}' should be replaced with 'angular2/src/facade/{lang,collection,exception_handler}'.

modules/angular2/src/core/render/api.ts

@@ -1,4 +1,4 @@
-import {Map} from 'angular2/src/core/facade/collection';
+import {Map} from 'angular2/src/facade/collection';
 
 /**
  * Represents an Angular ProtoView in the Rendering Context.

modules/angular2/src/core/render/dom/dom_renderer.ts

@@ -1,13 +1,7 @@
 import {Inject, Injectable, OpaqueToken} from 'angular2/src/core/di';
 import {AnimationBuilder} from 'angular2/src/animate/animation_builder';
-import {
-  isPresent,
-  isBlank,
-  RegExpWrapper,
-  CONST_EXPR,
-  stringify
-} from 'angular2/src/core/facade/lang';
-import {BaseException, WrappedException} from 'angular2/src/core/facade/exceptions';
+import {isPresent, isBlank, RegExpWrapper, CONST_EXPR, stringify} from 'angular2/src/facade/lang';
+import {BaseException, WrappedException} from 'angular2/src/facade/exceptions';
 
 import {DOM} from 'angular2/src/core/dom/dom_adapter';
 

modules/angular2/src/core/render/dom/dom_tokens.ts

@@ -1,5 +1,5 @@
 import {OpaqueToken} from 'angular2/src/core/di';
-import {CONST_EXPR} from 'angular2/src/core/facade/lang';
+import {CONST_EXPR} from 'angular2/src/facade/lang';
 
 /**
  * A DI Token representing the main rendering context. In a browser this is the DOM Document.

modules/angular2/src/core/render/dom/events/event_manager.ts

@@ -1,6 +1,6 @@
-import {CONST_EXPR} from 'angular2/src/core/facade/lang';
-import {BaseException, WrappedException} from 'angular2/src/core/facade/exceptions';
-import {ListWrapper} from 'angular2/src/core/facade/collection';
+import {CONST_EXPR} from 'angular2/src/facade/lang';
+import {BaseException, WrappedException} from 'angular2/src/facade/exceptions';
+import {ListWrapper} from 'angular2/src/facade/collection';
 import {DOM} from 'angular2/src/core/dom/dom_adapter';
 import {NgZone} from 'angular2/src/core/zone/ng_zone';
 import {Injectable, Inject, OpaqueToken} from 'angular2/src/core/di';

modules/angular2/src/core/render/dom/events/hammer_common.ts

@@ -1,5 +1,5 @@
 import {EventManagerPlugin} from './event_manager';
-import {StringMapWrapper} from 'angular2/src/core/facade/collection';
+import {StringMapWrapper} from 'angular2/src/facade/collection';
 
 var _eventNames = {
   // pan

modules/angular2/src/core/render/dom/events/hammer_gestures.dart

@@ -2,7 +2,7 @@ library angular.events;
 
 import 'dart:html';
 import './hammer_common.dart';
-import 'package:angular2/src/core/facade/exceptions.dart' show BaseException;
+import 'package:angular2/src/facade/exceptions.dart' show BaseException;
 import "package:angular2/src/core/di.dart" show Injectable;
 
 import 'dart:js' as js;

modules/angular2/src/core/render/dom/events/hammer_gestures.ts

@@ -1,6 +1,6 @@
 import {HammerGesturesPluginCommon} from './hammer_common';
-import {isPresent} from 'angular2/src/core/facade/lang';
-import {BaseException, WrappedException} from 'angular2/src/core/facade/exceptions';
+import {isPresent} from 'angular2/src/facade/lang';
+import {BaseException, WrappedException} from 'angular2/src/facade/exceptions';
 import {Injectable} from 'angular2/src/core/di';
 
 @Injectable()

modules/angular2/src/core/render/dom/events/key_events.ts

@@ -5,8 +5,8 @@ import {
   StringWrapper,
   RegExpWrapper,
   NumberWrapper
-} from 'angular2/src/core/facade/lang';
-import {StringMapWrapper, ListWrapper} from 'angular2/src/core/facade/collection';
+} from 'angular2/src/facade/lang';
+import {StringMapWrapper, ListWrapper} from 'angular2/src/facade/collection';
 import {EventManagerPlugin} from './event_manager';
 import {NgZone} from 'angular2/src/core/zone/ng_zone';
 import {Injectable} from 'angular2/src/core/di';

modules/angular2/src/core/render/dom/shared_styles_host.ts

@@ -1,6 +1,6 @@
 import {DOM} from 'angular2/src/core/dom/dom_adapter';
 import {Inject, Injectable} from 'angular2/src/core/di';
-import {SetWrapper} from 'angular2/src/core/facade/collection';
+import {SetWrapper} from 'angular2/src/facade/collection';
 import {DOCUMENT} from './dom_tokens';
 
 @Injectable()

modules/angular2/src/core/render/dom/util.ts

@@ -1,4 +1,4 @@
-import {StringWrapper} from 'angular2/src/core/facade/lang';
+import {StringWrapper} from 'angular2/src/facade/lang';
 
 var CAMEL_CASE_REGEXP = /([A-Z])/g;
 var DASH_CASE_REGEXP = /-([a-z])/g;

modules/angular2/src/core/render/view.ts

@@ -1,6 +1,6 @@
-import {BaseException} from 'angular2/src/core/facade/exceptions';
-import {ListWrapper, MapWrapper, Map, StringMapWrapper} from 'angular2/src/core/facade/collection';
-import {isPresent, isBlank, stringify} from 'angular2/src/core/facade/lang';
+import {BaseException} from 'angular2/src/facade/exceptions';
+import {ListWrapper, MapWrapper, Map, StringMapWrapper} from 'angular2/src/facade/collection';
+import {isPresent, isBlank, stringify} from 'angular2/src/facade/lang';
 
 import {
   RenderViewRef,

modules/angular2/src/core/render/view_factory.ts

@@ -1,4 +1,4 @@
-import {isBlank, isPresent} from 'angular2/src/core/facade/lang';
+import {isBlank, isPresent} from 'angular2/src/facade/lang';
 import {
   RenderEventDispatcher,
   RenderTemplateCmd,