On wordpress.org the versionnumber is only updatet if there was fixed a awfully error (like a securityhole). If really-static becomes new features, new languagepacks or a new description, the new version is uploaded to wordpress, but without changing the version number.
Why? Because never changing a runningsystem I think it stupit that everyone get a updatenotice (and think its a important update or need to ready the changelog), even if there only was fixed a typing error.
For those of you that want to informed ab out every update, there is a checkbox inside the really-static settings:
If a update apears(max once a week) a message apeears inside the wordpress pluginmanagement :