refactor(ts'ify): ts’ify mocks, directives and test_lib

Also cleans up global types.

modules/angular2/annotations.ts

@@ -0,0 +1,14 @@
+/**
+ * @module
+ * @public
+ * @description
+ *
+ * Annotations provide the additional information that Angular requires in order to run your
+ * application. This module
+ * contains {@link Component}, {@link Directive}, and {@link View} annotations, as well as {@link
+ * Parent} and {@link Ancestor} annotations that are
+ * used by Angular to resolve dependencies.
+ *
+ */
+export * from './src/core/annotations/annotations';
+export * from './src/core/annotations/decorators';