date format correction

git-svn-id: https://plugins.svn.wordpress.org/daily-menu/trunk@1054728 b8457f37-d9ea-0310-8a92-e5e31aec5664
deletion of useless files

git-svn-id: https://plugins.svn.wordpress.org/daily-menu/trunk@1054729 b8457f37-d9ea-0310-8a92-e5e31aec5664
fix on widget display

git-svn-id: https://plugins.svn.wordpress.org/daily-menu/trunk@1054730 b8457f37-d9ea-0310-8a92-e5e31aec5664
changing style registration to fix compatibilité wirh wordpress 4.1

git-svn-id: https://plugins.svn.wordpress.org/daily-menu/trunk@1054731 b8457f37-d9ea-0310-8a92-e5e31aec5664