This stops those random ghost sublists from showing up in the remove, and update membership listings.
Polish applied.
If you're already logged into a list, DM now goes to the default admin screen, instead of showing you a somewhat useless screen to log in, again.
This makes tracker reports a little more accurate, as well as showing the "Sending Errors" in the, "The Basics" section
Closes #398 "Your Request For Subscription is Complete" HTML screen completely missing
closes #395

""Welcome" Message to Addresses Subscribed in the List Control Panel" does not provide unsub link, warning in the list control panel
Bundling JSON::PP
Change colors on the button
We now install the JSON modules, if they're missing.
THis keeps the various backend in API parity.