update version to 0.5.2

Author: agallou

CHANGELOG.md

@@ -1,5 +1,9 @@
 # `dev-master`
 
+
+
+# 0.5.2 - 2016-02-03
+
 ## Bugfix
 
 * [#47](https://github.com/atoum/phpstorm-plugin/pull/47) Avoid NullPointerException when a file does not contain a class ([@agallou])

META-INF/plugin.xml

@@ -1,7 +1,7 @@
 <idea-plugin version="2">
   <id>com.atoum.phpstormplugin</id>
   <name>atoum plugin</name>
-  <version>0.5.1</version>
+  <version>0.5.2</version>
   <vendor email="[email protected]">Adrien Gallou</vendor>
 
   <description><![CDATA[