Greet new users with warning about scammers

[philipcmonk]

It'd be great if all new users were greeted with a warning about scammers, with instructions to report them to an admin immediately.

[PhABC]

Great idea. Wanted to do that for some time actually!

…

On Thu, Aug 17, 2017 at 3:30 PM, Philip Monk ***@***.***> wrote: It'd be great if all new users were greeted with a warning about scammers, with instructions to report them to an admin immediately. — You are receiving this because you are subscribed to this thread. Reply to this email directly, view it on GitHub <#8>, or mute the thread <https://github.com/notifications/unsubscribe-auth/AI4BNrnLdurF6DYWmLJo-uO5BEpbBqQAks5sZJS_gaJpZM4O6tTd> .

[PhABC]

Added, can customize welcoming message by editing Welcome.txt