update README.md

README.md

@@ -36,8 +36,11 @@ This library is still in beta-developpment and will be upgraded.
 It might gain some other functionnality like game cmd/ctrl (changemap, say ..etc)
 It also might gain a remote parser feature to allow more game stats
 
+## Installation
+`pip install git+https://github.com/cclecle/ChaChaGameStats`
+
 ## Usage
-see Sample.py
+see [Sample.py](https://github.com/cclecle/ChaChaGameStats/blob/master/sample.py)
 
 ## TODO before V1
 - [ ] Unitary Test