Update README

README.md

@@ -59,25 +59,26 @@ Thank you, and we hope you have fun with it!
 
 **Note: This module is only compatible with Caddy 2, which is currently in beta.**
 
-First, clone this repository:
+First, the [xcaddy](https://github.com/caddyserver/xcaddy) command:
 
-```
-$ git clone github.com/caddyserver/nginx-adapter caddy-nginx-adapter
+```shell
+$ go get -u github.com/caddyserver/xcaddy/cmd/xcaddy
 ```
 
-Move into the cloned directory:
+Use the command in the following format:
 
-```
-$ cd caddy-nginx-adapter
+```shell
+$ xcaddy build <version>
+	[--output <file>]
+	[--with <module[@version]>...]
 ```
 
-Then run:
+For example:
 
+```shell
+$ xcaddy build v2.0.0-beta.20 \
+	--with github.com/caddyserver/nginx-adapter@580d27d4d7cb0351b3f25cc9e79850344782afcf
 ```
-$ ./build_caddy.sh
-```
-
-The script will create a directory named `caddy`, and the custom built Caddy executable is inside it and named `caddy_v2`.
 
 ## Use
 

directives/README.md

@@ -1,6 +1,6 @@
 ## Problem
 
-The NGINX documentation is broken up per module. Every module lists its directives and each directive lists the contexts where it can be used. The development of the adapter requires listing of directives broken up by contexts rather than by module. For example, we need the answer to questions of the form:
+The NGINX documentation is broken up per module. Every module lists its directives and each directive lists the contexts where it can be used. The development of the adapter requires listing of directives broken up by contexts rather than by module. In other words, we need the answer to questions of the form:
 
 	Given the context X, what directives are usable within it?