added a hidden field with different time format
timepicker library updated

git-svn-id: https://plugins.svn.wordpress.org/redi-restaurant-reservation/trunk@1041241 b8457f37-d9ea-0310-8a92-e5e31aec5664
CSS of timepicker updated

git-svn-id: https://plugins.svn.wordpress.org/redi-restaurant-reservation/trunk@1041243 b8457f37-d9ea-0310-8a92-e5e31aec5664