style(di): add new lines

modules/di/src/annotations.js

@@ -19,4 +19,4 @@ export class InjectLazy {
   constructor(token) {
     this.token = token;
   }
-}
+}

modules/di/src/binding.js

@@ -73,4 +73,4 @@ export class BindingBuilder {
       reflector.dependencies(factoryFunction) :
       ListWrapper.map(dependencies, (t) => new Dependency(Key.get(t), false, false));
   }
-}
+}

modules/di/src/exceptions.js

@@ -84,4 +84,4 @@ export class NoAnnotationError extends Error {
   toString() {
     return this.message;
   }
-}
+}

modules/di/src/key.js

@@ -25,4 +25,4 @@ export class Key {
   static numberOfKeys() {
     return _id;
   }
-}
+}

modules/di/src/module.js

@@ -1 +1 @@
-export class Module {}
+export class Module {}

modules/di/src/reflector.es6

@@ -51,4 +51,4 @@ class Reflector {
   }
 }
 
-export var reflector:Reflector = new Reflector();
+export var reflector:Reflector = new Reflector();