Added another tip to be displayed during loading

There are only two kinds of people: those that can extrapolate from
incomplete data...
Merge pull request #1841 from Zacharias030/master

Added another tip to be displayed during loading
Added i18n for extrapolation tip.
Make default code locking contiguous

Lock ‘del’ command too.
I think the server needs to gzip now, and possibly only a bug is keeping it working.
Highlight locked default code
Set up the server to allow admins to assign customers coupons. Fixed up how customers are created/updated by the server to allow setting new payment information rather than forever using the payment info first provided.
Add virtual page views for subscribe paths
Merge branch 'master' into production