Upgrate @angular/cli to 1.7.0-rc.0

Author: kondi

package.json

@@ -26,7 +26,7 @@
     "zone.js": "^0.8.14"
   },
   "devDependencies": {
-    "@angular/cli": "1.6.0",
+    "@angular/cli": "1.7.0-rc.0",
     "@angular/compiler-cli": "^5.0.0",
     "@angular/language-service": "^5.0.0",
     "typescript": "~2.4.2"