- Made new admin url prettier for the admin bar me

git-svn-id: https://plugins.svn.wordpress.org/wp-statistics/trunk@990418 b8457f37-d9ea-0310-8a92-e5e31aec5664
- Added agent information to unique index to allow for multiple users from the same address to be recorded correctly.

git-svn-id: https://plugins.svn.wordpress.org/wp-statistics/trunk@990419 b8457f37-d9ea-0310-8a92-e5e31aec5664