Merge branch 'master' into v2

docs/README.md

@@ -28,6 +28,7 @@ The native SDKs also allow us to hook into device sdk's which are not possible w
 ---
 
 ## Supported Firebase Features
+> The Web SDK column indicates what modules from the Firebase Web SDK are usable within React Native.
 
 | Firebase Features      | v1  | [v2](https://github.com/invertase/react-native-firebase/pull/130)  | Web SDK |
 | ---------------------- | :---: | :---: | :---: |

docs/modules/analytics.md

@@ -73,7 +73,7 @@ firebase.analytics().setSessionTimeoutDuration(900000);
 
 #### `setUserId(id: string): void`
 
-Gives a user a uniqiue identificaition.
+Gives a user a unique identification.
 
 ```javascript
 const id = firebase.auth().currentUser.uid;

docs/modules/authentication.md

@@ -279,7 +279,7 @@ Updates a user's profile data. Profile data should be an object of fields to upd
 ```javascript
 firebase.auth().currentUser
   .updateProfile({
-    displayName: 'Ari Lerner'
+    displayName: 'Display Name'
   })
   .then()
   .catch();