Update README.md (#28)

Author: mrm9084

README.md

@@ -13,7 +13,7 @@ Feature Management is a library for enabling/disabling features at runtime. Deve
 Install the Python feature management client library for Python with [pip][pip]:
 
 ```bash
-pip install microsoft-featuremanagement
+pip install featuremanagement
 ```
 
 ## Usage
@@ -291,3 +291,5 @@ trademarks or logos is subject to and must follow
 [Microsoft's Trademark & Brand Guidelines](https://www.microsoft.com/en-us/legal/intellectualproperty/trademarks/usage/general).
 Use of Microsoft trademarks or logos in modified versions of this project must not cause confusion or imply Microsoft sponsorship.
 Any use of third-party trademarks or logos are subject to those third-party's policies.
+
+[pip]: https://pypi.org/project/FeatureManagement/