Added the ability to hide the rollup values on reports that show rollups.

git-svn-id: https://plugins.svn.wordpress.org/redirection-reporting/trunk@792006 b8457f37-d9ea-0310-8a92-e5e31aec5664
Tested for Wordpress 3.7

git-svn-id: https://plugins.svn.wordpress.org/redirection-reporting/trunk@794879 b8457f37-d9ea-0310-8a92-e5e31aec5664