unit tests - fixes package json as seen in angular/angular-cli#3229

Author: JohannesHoppe

book-rating/package.json

@@ -28,11 +28,11 @@
   },
   "devDependencies": {
     "@angular/compiler-cli": "^2.1.0",
-    "@types/jasmine": "^2.2.30",
+    "@types/jasmine": "2.5.38",
     "@types/node": "^6.0.42",
     "angular-cli": "1.0.0-beta.20-4",
     "codelyzer": "~1.0.0-beta.3",
-    "jasmine-core": "2.4.1",
+    "jasmine-core": "2.5.2",
     "jasmine-spec-reporter": "2.5.0",
     "karma": "1.2.0",
     "karma-chrome-launcher": "^2.0.0",