Prepare v0.3.0 release

Author: clue

CHANGELOG.md

@@ -4,7 +4,7 @@ This file is a manually maintained list of changes for each release. Feel free
 to add your changes here when sending pull requests. Also send corrections if
 you spot any mistakes.
 
-## 0.3.0 (2013-XX-XX)
+## 0.3.0 (2013-06-24)
 
 * BC break: Switch from (deprecated) `clue/connection-manager` to `react/socket-client`
 and thus replace each occurance of `getConnect($host, $port)` with `create($host, $port)` (#1)

README.md

@@ -103,7 +103,7 @@ The recommended way to install this library is [through composer](http://getcomp
 ```JSON
 {
     "require": {
-        "clue/connection-manager-extra": "dev-master"
+        "clue/connection-manager-extra": "0.3.*"
     }
 }
 ```