Update Jest to 22 (#109)

* Use preset v5.0.0-beta.0 in example

Author: thymikee

circle.yml

@@ -20,4 +20,4 @@ dependencies:
 test:
   override:
     - yarn run test:ci
-    - yarn link && cd example && yarn link jest-preset-angular && yarn run test:ci && yarn run test:coverage
+    - cd example && yarn run test:ci && yarn run test:coverage

example/package.json

@@ -36,8 +36,8 @@
     "codelyzer": "^4.0.1",
     "jasmine-core": "~2.6.2",
     "jasmine-spec-reporter": "~4.1.0",
-    "jest": "^21.0.1",
-    "jest-preset-angular": "^4.0.2",
+    "jest": "^22.0.0",
+    "jest-preset-angular": "^5.0.0-beta.0",
     "karma": "~1.7.0",
     "karma-chrome-launcher": "~2.1.1",
     "karma-cli": "~1.0.1",