xidipeng

Merge pull request #1 from Instagram/master

1

merge ## Changes in this pull request Issue fixed: # ### Checklist - [x] All tests pass. Demo project builds and runs. - [x] I added tests, an experiment, or...

Upgrade from 14.0 to 16.0， The App launch time has increased 100ms

2

### Checklist before submitting a bug report - [X] I've updated to the latest released version of the SDK - [X] I've searched for existing [GitHub issues](https://github.com/facebook/facebook-ios-sdk/issues) - [X] I've...