* fix(storage): uploadFile gets downloadURL before writing metadata - #487, #488
* fix(storage): add unit tests for `fileMetadataFactory` (config level) and `metadataFactory` (option for uploadFile) to confirm downloadURL is available before writing metadata - #487, #488
* fix(storage): fix downloadURL error in file upload metadata - @jpierce42
* fix(auth): `LOGOUT` action dispatch only include preserve parameter if provided in settings (not when undefined)
* fix(profile): profile update on login works with email login (used to require `createUser`) - #475
* feat(HOCs): optimize firestoreConnect unset / set listeners - @demoran23
* fix(HOCs): firestoreConnect no longer requires store.firebase (only attaches to props if available)
* fix(auth): move detaching of profile listeners before `signOut` within `logout` method to fix `permission_denied` errors - #494
* fix(enhancer): support config already existing on store - [132 of redux-firestore](prescottprue/redux-firestore#132)