Update to 4.0.3 
* Enhancement: Improved scanning class to harden protection and avoid IP spoofing
* Enhancement: Improved dashboard section to avoid CSRF attack
* Fixed: Fixed error warning for WordPress website with lower version

git-svn-id: https://plugins.svn.wordpress.org/ose-firewall/trunk@1027627 b8457f37-d9ea-0310-8a92-e5e31aec5664