fix(module): remove deprecated forRoot and update ts (#151)

Author: kara

material.angular.io/package.json

@@ -47,6 +47,6 @@
     "protractor": "^5.1.1",
     "ts-node": "^2.0.0",
     "tslint": "^4.4.2",
-    "typescript": "~2.1.1"
+    "typescript": "~2.2.0"
   }
 }

material.angular.io/src/app/app-module.ts

@@ -41,7 +41,7 @@ import {ComponentPageHeader} from './pages/component-page-header/component-page-
     SharedModule,
     FormsModule,
     HttpModule,
-    MaterialModule.forRoot(),
+    MaterialModule,
     routing,
   ],
   providers: [