Update README.md

- `npm --save` is not longer necessary 
- yarn install from repo now from npm

Author: gastonmorixe

README.md

@@ -33,7 +33,7 @@ yarn add react-native-twilio-video-webrtc
 #### Option B: npm
 
 ```shell
-npm install react-native-twilio-video-webrtc --save
+npm install react-native-twilio-video-webrtc
 ```
 
 ### Usage with Expo
@@ -134,7 +134,7 @@ To enable camera usage and microphone usage you will need to add the following e
 
 #### Known Issues
 
-TwilioVideo version 1.3.8 (latest) has the following know issues.
+TwilioVideo version 1.3.8 has the following know issues.
 
 - Participant disconnect event can take up to 120 seconds to occur. [Issue 99](https://github.com/twilio/video-quickstart-swift/issues/99)
 - AVPlayer audio content does not mix properly with Room audio. [Issue 62](https://github.com/twilio/video-quickstart-objc/issues/62)
@@ -144,7 +144,7 @@ TwilioVideo version 1.3.8 (latest) has the following know issues.
 As with iOS, make sure the package is installed:
 
 ```shell
-yarn add https://github.com/blackuy/react-native-twilio-video-webrtc
+yarn add react-native-twilio-video-webrtc
 ```
 
 Then add the library to your `settings.gradle` file: