Adds updated pip instructions to README.md

Author: alemangui

README.md

@@ -21,12 +21,12 @@ Compatible from Python version 2.7 to 3.5+
 ## Installation & Usage
 ### pip install
 
-If the python package is hosted on Github, you can install directly from Github
+The package is available by running :
 
 ```sh
-pip install git+https://github.com/GIT_USER_ID/GIT_REPO_ID.git
+pip install sib-api-v3-sdk
 ```
-(you may need to run `pip` with root permission: `sudo pip install git+https://github.com/GIT_USER_ID/GIT_REPO_ID.git`)
+(you may need to run `pip` with root permission: `sudo pip install sib-api-v3-sdk`)
 
 Then import the package:
 ```python