chore: removed angular2.api.ts

BREACKING CHANGE:

We export InjectMetadata instead of InjectAnnotation

modules/angular2/di.ts

@@ -6,28 +6,22 @@
  */
 
 export {
-  InjectAnnotation,
-  OptionalAnnotation,
-  InjectableAnnotation,
-  DependencyAnnotation,
-  VisibilityAnnotation,
-  SelfAnnotation,
-  ParentAnnotation,
-  AncestorAnnotation,
-  UnboundedAnnotation
-} from './src/di/annotations';
+  InjectMetadata,
+  OptionalMetadata,
+  InjectableMetadata,
+  VisibilityMetadata,
+  SelfMetadata,
+  ParentMetadata,
+  AncestorMetadata,
+  UnboundedMetadata,
+  DependencyMetadata,
+  self,
+  unbounded
+} from './src/di/metadata';
+
+// we have to reexport * because Dart and TS export two different sets of types
+export * from './src/di/decorators';
 
-export {
-  Inject,
-  Optional,
-  Injectable,
-  Visibility,
-  Self,
-  Parent,
-  Ancestor,
-  Unbounded
-} from './src/di/decorators';
-export {self} from './src/di/annotations_impl';
 export {forwardRef, resolveForwardRef, ForwardRefFn} from './src/di/forward_ref';
 export {
   resolveBindings,
@@ -38,6 +32,7 @@ export {
   PUBLIC,
   PRIVATE,
   undefinedValue
+
 } from './src/di/injector';
 export {Binding, BindingBuilder, ResolvedBinding, Dependency, bind} from './src/di/binding';
 export {Key, KeyRegistry, TypeLiteral} from './src/di/key';