added license to test_sanitizer.rb and hacked it to work with libxml2
added license to test_sanitizer.rb and hacked it to work with libxml2

11factory/loofah,phaza/loofah,jstorimer/loofah,jstorimer/loofah,phaza/loofah,flavorjones/loofah-activerecord,Joas1988/loofah-activerecord,flavorjones/loofah-activerecord,Joas1988/loofah-activerecord,flavorjones/loofah,flavorjones/loofah,Joas1988/loofah-activerecord,Joas1988/loofah-activerecord,flavorjones/loofah