Update README.md

Author: goenning

README.md

@@ -1,3 +1,5 @@
+##### `The project is still under development, the API will change! Use with caution. NPM package is currently outdated.`
+
 # node-miniprofiler
 
 Node.js implementation of Stack Exchange's MiniProfiler
@@ -7,8 +9,6 @@ Node.js implementation of Stack Exchange's MiniProfiler
 ![Dependencies](https://david-dm.org/goenning/miniprofiler-node.svg)
 ![devDependencies](https://david-dm.org/goenning/miniprofiler-node/dev-status.svg#info=devDependencies)
 
-### This is working, but not yet considered production ready. Use with caution.
-
 ## Installation (via [npm](https://npmjs.org/package/miniprofiler))
 
 ```bash