Update jest-cli to 12.1 - fixing tests

[tonyxiao]

Fixes issue #52

[ghost]

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[tonyxiao]

@facebook-github-bot-4 Signed. :)

[ghost]

Thank you for signing our Contributor License Agreement. We can now accept your code for this (and any) Facebook open source project. Thanks!

[frantic]

Would you mind running npm shrinkwrap --dev? We use it here to make sure the installation process is as reproducible as possible

[tonyxiao]

Hmm I'm actually having trouble running npm shrinkwrap --dev on a fresh clone of f8app. Got ideas?

Tony:f8app (master)$ npm shrinkwrap --dev
npm ERR! Darwin 15.5.0
npm ERR! argv "/Users/Tony/.nvm/versions/node/v6.0.0/bin/node" "/Users/Tony/.nvm/versions/node/v6.0.0/bin/npm" "shrinkwrap" "--dev"
npm ERR! node v6.0.0
npm ERR! npm  v3.8.6

npm ERR! Problems were encountered
npm ERR! Please correct and try again.
npm ERR! invalid: have react-native-fbsdk@0.1.0-alpha.1 (expected: github:facebook/react-native-fbsdk#0.1.0-alpha.1) /Users/Tony/Code/tonyxiao/f8app/node_modules/react-native-fbsdk
npm ERR! invalid: have react-native-push-notification@1.0.2 (expected: github:frantic/react-native-push-notification#7142da7) /Users/Tony/Code/tonyxiao/f8app/node_modules/react-native-push-notification
npm ERR! invalid: have react-native-share@1.0.5 (expected: github:frantic/react-native-share#674df947b3) /Users/Tony/Code/tonyxiao/f8app/node_modules/react-native-share
npm ERR! extraneous: react-native-fbsdk@0.1.0-alpha.1 /Users/Tony/Code/tonyxiao/f8app/node_modules/react-native-fbsdk
npm ERR! extraneous: react-native-push-notification@1.0.2 /Users/Tony/Code/tonyxiao/f8app/node_modules/react-native-push-notification
npm ERR! extraneous: react-native-share@1.0.5 /Users/Tony/Code/tonyxiao/f8app/node_modules/react-native-share
npm ERR!
npm ERR! If you need help, you may report this error at:
npm ERR!     <https://github.com/npm/npm/issues>

npm ERR! Please include the following file with any support request:
npm ERR!     /Users/Tony/Code/tonyxiao/f8app/npm-debug.log

[tonyxiao]

@frantic