Add a test to User.t to make sure it isn't leaking groups.

Update POD in User.pm and Group.pm.

lib/WebGUI/Group.pm

@@ -861,7 +861,8 @@ like IP address, LDAP, dbQuery or scratchFilter.
 
 =head3 withoutExpired
 
-A boolean that if set true will return the users list minus the expired groupings.
+A boolean that if set to true will return only the groups that the user is in where
+their membership hasn't expired.
 
 =cut
 

lib/WebGUI/User.pm

@@ -189,7 +189,10 @@ sub dateCreated {
 
 =head2 delete ( )
 
-Deletes this user.
+Deletes this user, removes their user profile data, cleans up their
+inbox, removes userSessionScratch data and authentication information,
+removes them from any groups they belong to and deletes their
+Friend's group.
 
 =cut