Add install instructions and update top level dependancies. (#42)

diff --git a/README.md b/README.md
index 9fccf5c..d2297b1 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,13 @@
 spec](https://github.com/apache/airflow/blob/master/clients/gen/go.sh).
 
 
+Install
+-------
+
+```
+go get github.com/apache/airflow-client-go/airflow@latest
+```
+
 Usage
 -----
 
diff --git a/go.mod b/go.mod
index 446e855..fa7d57d 100644
--- a/go.mod
+++ b/go.mod
@@ -5,6 +5,6 @@
 replace github.com/apache/airflow-client-go/airflow => ./airflow
 
 require (
-	github.com/apache/airflow-client-go/airflow v0.0.0-20200725194829-781c285536c1
+	github.com/apache/airflow-client-go/airflow v0.0.0-20200725194829-7af9875e7d4c
 	github.com/stretchr/testify v1.6.1
 )