Update 'README.md'

README.md

@@ -1,3 +1,13 @@
 # Kubernetes
 
-Kubernetes 
+Kubernetes 
+
+## Develop
+
+```
+mkdir -p $GOPATH/src/k8s.io
+cd $GOPATH/src/k8s.io
+git clone https://github.com/kubernetes/kubernetes
+cd kubernetes
+make
+```