Fix the wrong version number

Author: vividtone

changelog.md

@@ -1,7 +1,7 @@
 # Redmine message customize plugin changelog
 
-## v0.01.0
+## v0.1.0
 
 * [Fix "Infinite loop occurs in the process of calling I18n.available_locales"(Redmine 4.1 compatible)](https://github.com/ishikawa999/redmine_message_customize/issues/12)
 * [Add a feature to show default messages](https://github.com/ishikawa999/redmine_message_customize/issues/6)
-* and Clean up code.
+* and Clean up code.