del trunk files

git-svn-id: https://plugins.svn.wordpress.org/advanced-lazy-load/trunk@963204 b8457f37-d9ea-0310-8a92-e5e31aec5664
new 1.5.1 

git-svn-id: https://plugins.svn.wordpress.org/advanced-lazy-load/trunk@963206 b8457f37-d9ea-0310-8a92-e5e31aec5664