Use the latest material and cdk builds

Author: jelbourn

package.json

@@ -18,13 +18,13 @@
   "private": true,
   "dependencies": {
     "@angular/animations": "^4.0.0",
-    "@angular/cdk": "github:angular/cdk-builds#87759a4f",
+    "@angular/cdk": "github:angular/cdk-builds",
     "@angular/common": "^4.0.0",
     "@angular/compiler": "^4.0.0",
     "@angular/core": "^4.0.0",
     "@angular/forms": "^4.0.0",
     "@angular/http": "^4.0.0",
-    "@angular/material": "github:angular/material2-builds#4d9faa",
+    "@angular/material": "github:angular/material2-builds",
     "@angular/platform-browser": "^4.0.0",
     "@angular/platform-browser-dynamic": "^4.0.0",
     "@angular/router": "^4.0.0",