Don't Show Nonexistent Ops

Now redirect up a level if the op doesn't exist.
Nested Helpers

Mojolicious brought us nested helpers. Organization FTW!
Give a nod

To all the big people
hmm....
Add op_not_found and trust request

Add a couple helper functions and tweak the SQL a bit. When the op isn't
found, render op_not_found. If we aren't trusted, render trust request page.
Clean up layout

No longer tests for CCPEVE JavaScript object on every page.

CSS footer
selection wasn't strong enough to override the previously set color.

And mention PostgreSQL now.