Prepare v0.5.3 release

Author: clue

CHANGELOG.md

@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.5.3 (2016-12-24)
+
+* Fix: Skip IPv6 tests if not supported by the system
+  (#76 by @clue)
+
+* Documentation for `ConnectorInterface`
+  (#77 by @clue)
+
 ## 0.5.2 (2016-12-19)
 
 * Feature: Replace `SecureStream` with unlimited read buffer from react/stream v0.4.5

README.md

@@ -279,7 +279,7 @@ The recommended way to install this library is [through Composer](http://getcomp
 This will install the latest supported version:
 
 ```bash
-$ composer require react/socket-client:^0.5.2
+$ composer require react/socket-client:^0.5.3
 ```
 
 More details about version upgrades can be found in the [CHANGELOG](CHANGELOG.md).