Add support for the request table.

Add fibers to package.json.

Add a .gitignore to reduce noise in git status.
Rename test files for db actions to reflect they are for db actions.
Saving my work before rewriting code to remove the use of Fiber.  Fiber is
just too unpredictable.  Flow is awkward, but it works.
Convert all users of fibers to use flow or simple nested callbacks. Get
request handling code to work correctly.
Clear out debug statements inadvertently left in.
The request library is largely complete.
Route handlers for requests now completed.