Summary:
== Highlights
* Improved UI when exporting Flipper data. (45999a5292)
== Fixes
* The Shared Preference Plugin on Android will search for all shared pref files instead of only the package name by default. (825ecb8e23)
* When restarting Flipper and the previously selected plugin no longer exists, the UI would crash. (c4a8e73543)
Commit log: https://github.com/facebook/flipper/compare/v0.19.0...v0.20.0
Reviewed By: danielbuechele
Differential Revision: D14951753
fbshipit-source-id: dbafc2d41cd25b2ede218b3fe3e99745226939a9
6fa40aad77