List days with stats

A new template for showing a list of all days that have data input.
List days with stats
Creating CSV files for download.

The csv files are being generated not sure if they will actually download in
a real browser. At this commit, testing was done only on w3m. The CSV was
printed to the screen successfully.
Simple Menu added and some minor tweaks

A simple menu was added as well as the ordering of the dates listed was changed to
most recent day first
Menu for all pages

Simple menu for all pages.
Showing a Google Chart

It shows a chart for a specific day. One axis is unreadable, next steps are
to have a readable stacked bar chart.
Stack bar charts started

Not quite working, but most is in place.
Working stacked bar chart displaying refstats
Two stacked bar charts working.

First one shows the data, the second one shows the timeslots.
Dynamic Charts and Download Link
Under a single structure/Cleaned up a bit of code
Code conventions via pylint and database auth tweaks

Signed-off-by: Dan Scott <dan@coffeecode.net>