! change var names mail_limit to mail_period_limit and
mail_quantity to mail_batch_size
! remove private utility function from class to subs/Mail.subs.php
! tweak action_clear so its a little less abusive on the server and
a little less likely to flood

Signed-off-by: Spuds <spuds@spudsdesign.com>
! updates so the mail queue acts a bit more sensibly
! prevent sending more mails than the limit allows by default
! prevent sending more mails than the limit during batch process
! fix error where it was calling the wrong function
! improve the comments

Signed-off-by: Spuds <spuds@spudsdesign.com>
! update text fields to the new names

Signed-off-by: Spuds <spuds@spudsdesign.com>
! update the help text,now more confusing :P

Signed-off-by: Spuds <spuds@spudsdesign.com>
! prevent really small increments
! add some queue checks to prevent going past our limit when batch
size is auto calculated
! when getting close to the end, send remaining quota to fill the limit

Signed-off-by: Spuds <spuds@spudsdesign.com>
! respect the privacy flag so the admin can't see that a PM has been sent
should the mail queue be on, and they the look at the queue at the
right moment, and the member gets pm's by email, and it failed to begin
with and etc, still not right though !

Signed-off-by: Spuds <spuds@spudsdesign.com>
Merge pull request #1197 from Spuds/queue

Queue Updates