chore(core): move compiler out of core

BREAKING CHANGE

All imports from 'angular2/core/compiler' should be changed to 'angular2/compiler'.

modules/angular2/test/compiler/template_preparser_spec.ts

@@ -0,0 +1,58 @@
+import {
+  ddescribe,
+  describe,
+  xdescribe,
+  it,
+  iit,
+  xit,
+  expect,
+  beforeEach,
+  afterEach,
+  AsyncTestCompleter,
+  inject,
+  beforeEachBindings
+} from 'angular2/testing_internal';
+
+import {HtmlParser} from 'angular2/src/compiler/html_parser';
+import {
+  preparseElement,
+  PreparsedElementType,
+  PreparsedElement
+} from 'angular2/src/compiler/template_preparser';
+
+export function main() {
+  describe('preparseElement', () => {
+    var htmlParser;
+    beforeEach(inject([HtmlParser], (_htmlParser: HtmlParser) => { htmlParser = _htmlParser; }));
+
+    function preparse(html: string): PreparsedElement {
+      return preparseElement(htmlParser.parse(html, '')[0]);
+    }
+
+    it('should detect script elements', inject([HtmlParser], (htmlParser: HtmlParser) => {
+         expect(preparse('<script>').type).toBe(PreparsedElementType.SCRIPT);
+       }));
+
+    it('should detect style elements', inject([HtmlParser], (htmlParser: HtmlParser) => {
+         expect(preparse('<style>').type).toBe(PreparsedElementType.STYLE);
+       }));
+
+    it('should detect stylesheet elements', inject([HtmlParser], (htmlParser: HtmlParser) => {
+         expect(preparse('<link rel="stylesheet">').type).toBe(PreparsedElementType.STYLESHEET);
+         expect(preparse('<link rel="stylesheet" href="someUrl">').hrefAttr).toEqual('someUrl');
+         expect(preparse('<link rel="someRel">').type).toBe(PreparsedElementType.OTHER);
+       }));
+
+    it('should detect ng-content elements', inject([HtmlParser], (htmlParser: HtmlParser) => {
+         expect(preparse('<ng-content>').type).toBe(PreparsedElementType.NG_CONTENT);
+       }));
+
+    it('should normalize ng-content.select attribute',
+       inject([HtmlParser], (htmlParser: HtmlParser) => {
+         expect(preparse('<ng-content>').selectAttr).toEqual('*');
+         expect(preparse('<ng-content select>').selectAttr).toEqual('*');
+         expect(preparse('<ng-content select="*">').selectAttr).toEqual('*');
+       }));
+
+  });
+}