Version 1.9.4 + changelog

git-svn-id: https://plugins.svn.wordpress.org/broken-link-checker/trunk@968262 b8457f37-d9ea-0310-8a92-e5e31aec5664
Stable = 1.9.4

git-svn-id: https://plugins.svn.wordpress.org/broken-link-checker/trunk@968263 b8457f37-d9ea-0310-8a92-e5e31aec5664