Summary:
I missed this while doing the Yeoman wipeout.
Currently we just print:
Installing React...
Installing Jest...
This diff makes it print the output of those commands.
**Test Plan**
Published react-native to Sinopia, ran `react-native init MyApp`, saw the output:
Installing Jest...
⸨░░░░░░░░░░░░░░░⸩ ⠸ normalizeTree: ...
Reviewed By: bestander
Differential Revision: D4286640
fbshipit-source-id: e554f03a4729c2de85eba527f10f4b727de722e4