Update readme

Author: snapshotpl

README.md

@@ -1,16 +1,13 @@
 # log-http-messages middleware [![Build Status](https://travis-ci.org/php-middleware/log-http-messages.svg)](https://travis-ci.org/php-middleware/log-http-messages)
-Middleware for log PSR-7 HTTP messages using PSR-3 logger
+PSR-15 middleware for log PSR-7 HTTP messages using PSR-3 logger
 
 This middleware provide framework-agnostic possibility to log request and response messages to PSR-3 logger.
+Support double and single (PSR-15) pass middleware.
 
 ## Installation
 
-```json
-{
-    "require": {
-        "php-middleware/log-http-messages": "^2.0.0"
-    }
-}
+```
+composer require php-middleware/log-http-messages
 ```
 
 To log http messages you need pass into `LogRequestMiddleware` implementation of `PhpMiddleware\LogHttpMessages\Formatter\HttpMessagesFormatter`,

composer.json

@@ -1,12 +1,13 @@
 {
     "name": "php-middleware/log-http-messages",
-    "description": "Request and response middleware logger with PSR-7 and PSR-3",
+    "description": "PSR-15 middleware for log PSR-7 HTTP messages using PSR-3 logger",
     "type": "library",
     "keywords": [
         "debug",
         "middleware",
         "psr",
         "psr-7",
+        "psr-15",
         "log",
         "logger",
         "psr-3"