Update README with project status and contribution policy

README.md

@@ -2,15 +2,31 @@
 status](https://travis-ci.org/inconshreveable/ngrok.svg)](https://travis-ci.org/inconshreveable/ngrok)
 
 # ngrok - Introspected tunnels to localhost ([homepage](https://ngrok.com))
-### "I want to securely expose a web server to the internet and capture all traffic for detailed inspection and replay"
+### ”I want to expose a local server behind a NAT or firewall to the internet.”
 ![](https://ngrok.com/static/img/overview.png)
 
 ## What is ngrok?
 ngrok is a reverse proxy that creates a secure tunnel from a public endpoint to a locally running web service.
 ngrok captures and analyzes all traffic over the tunnel for later inspection and replay.
 
-## ngrok 2.0
-**NOTE** This repository contains the code for ngrok 1.0. The code for ngrok 2.0 is not open source.
+## ngrok 2.x
+
+ngrok 2.x is the successor to 1.x and the focus of all current development effort. Its source code is not available.
+
+**NOTE** This repository contains the code for ngrok 1.x.
+
+## Status of the ngrok 1.x project
+
+ngrok 1.x is no longer developed, supported or maintained by its author, except to ensure that the project continues to compile. The contribution policy has the following guidelines:
+
+1. All issues against this repository will be closed unless they demonstrate a crash or other complete failure of ngrok's functionality.
+2. All issues against this repository are for 1.x only, any issues for 2.x will be closed.
+3. No new features will be added. Any pull requests with new features will be closed. Please fork the project instead.
+4. Pull requests fixing existing bugs or improving documentation are welcomed.
+
+## The ngrok 1.x hosted service
+
+ngrok.com ran a pay-what-you-want hosted service of 1.x from early 2013 until April 7, 2016. Afterwards, it only runs 2.x service.
 
 ## What can I do with ngrok?
 - Expose any http service behind a NAT or firewall to the internet on a subdomain of ngrok.com
@@ -26,12 +42,7 @@ ngrok captures and analyzes all traffic over the tunnel for later inspection and
 - Debugging and understanding any web service by inspecting the HTTP traffic
 - Running networked services on machines that are firewalled off from the internet
 
-
-## Downloading and installing ngrok
-ngrok has _no_ runtime dependencies. Just download a single binary for your platform and run it. Some premium features
-are only available by creating an account on ngrok.com. If you need them, [create an account on ngrok.com](https://ngrok.com/signup).
-
-#### [Download ngrok for your platform](https://ngrok.com/download)
+#### [Pre-compiled ngrok 1.x binaries for your platform](https://ngrok.com/download/1)
 
 ## Developing on ngrok
 [ngrok developer's guide](docs/DEVELOPMENT.md)