Ammended package name and added content to README

Author: jbonzo

README.md

@@ -1 +1,36 @@
 # A Python client library for Polgyon's WebSocket and RESTful APIs
+
+Currently this repo only supports the WebSocket API
+
+## Getting Started
+
+For a basic product overview, check out our [setup and use documentation](https://polygon.io/sockets)
+
+
+## Simple Demo
+```python
+import time
+
+
+from polygon_client import WebSocketClient, STOCKS_CLUSTER
+
+
+def my_customer_process_message(message):
+    print("this is my custom message processing", message)
+
+
+def main():
+    key = 'your api key'
+    my_client = WebSocketClient(STOCKS_CLUSTER, key, my_customer_process_message)
+    my_client.run_async()
+
+    my_client.subscribe("T.MSFT", "T.AAPL", "T.AMD", "T.NVDA")
+    time.sleep(2)
+
+    my_client.close_connection()
+
+
+if __name__ == "__main__":
+    main()
+
+```

example.py

@@ -1,6 +1,6 @@
 import time
 
-from client import WebSocketClient, STOCKS_CLUSTER
+from polygon_client import WebSocketClient, STOCKS_CLUSTER
 
 
 def my_customer_process_message(message):