Added form styling for the admin end and also added the saved data feature for the admin end.

git-svn-id: https://plugins.svn.wordpress.org/mn-contact-form/trunk@859662 b8457f37-d9ea-0310-8a92-e5e31aec5664
Fixed up form styling issue for Style1

git-svn-id: https://plugins.svn.wordpress.org/mn-contact-form/trunk@859681 b8457f37-d9ea-0310-8a92-e5e31aec5664