Updating documentation for jest-cli regarding `.babel` transformation (#3422)
Updating documentation for jest-cli regarding `.babel` transformation (#3422)

* Updating documentation for jest-cli regarding `.babel` transformation without explicit installation of `babel-jest`

* Update GettingStarted.md

mpontus/jest,facebook/jest,facebook/jest,mpontus/jest,ide/jest,skovhus/jest,bookman25/jest,cpojer/jest,facebook/jest,bookman25/jest,skovhus/jest,cpojer/jest,cpojer/jest,ide/jest,skovhus/jest,bookman25/jest,mpontus/jest,ide/jest