fix for auto-correct database tables

git-svn-id: https://plugins.svn.wordpress.org/wp-simple-firewall/trunk@1013285 b8457f37-d9ea-0310-8a92-e5e31aec5664
version bump to v4.1.2

git-svn-id: https://plugins.svn.wordpress.org/wp-simple-firewall/trunk@1013287 b8457f37-d9ea-0310-8a92-e5e31aec5664