Change version number

Author: melix

META-INF/plugin.xml

@@ -1,7 +1,7 @@
 <idea-plugin version="2">
 <name>ASM Bytecode Outline</name>
 <description>Displays bytecode for Java classes and ASMified code which will help you in your class generation.</description>
-<version>0.3</version>
+<version>0.3.1</version>
 <vendor>Cédric Champeau</vendor>
 <idea-version since-build="103.14"/>