update new desc

git-svn-id: https://plugins.svn.wordpress.org/wp-demo-builder/trunk@977745 b8457f37-d9ea-0310-8a92-e5e31aec5664
updated new desc

git-svn-id: https://plugins.svn.wordpress.org/wp-demo-builder/trunk@977748 b8457f37-d9ea-0310-8a92-e5e31aec5664