docs: move dependencies in readme

The dependencies only apply to the "Installing in a project"
instructions.

README.md

@@ -10,12 +10,6 @@ Implements:
 - validation of messages against a specified OpenAPI schema 
 - decode/encode stubs
 
-## Dependencies 
-
-An axios library. Axios is included as a dev dependency to run the tests. 
-I've not installed it as a runtime dependency because in nuxt you need to 
-use @nuxtjs/axios instead.
-
 ## Setup 
 
 ```
@@ -35,6 +29,17 @@ yarn test
 
 ## Installing in your project 
 
+We may publish this to a public registry but for now you need to install the package 
+from git. 
+
+### Requirements 
+
+An `axios` library. Axios is included as a dev dependency to run the tests. 
+I've not installed it as a runtime dependency because in nuxt you need to 
+use `@nuxtjs/axios` instead. 
+
+**TODO fix this in rollup config**
+
 ### Yarn
 
 #### Once public