starting point for hw4
HW 4.2a -- create run-web to run app.py
HW4.2b - dynamically generate Web pages
HW4.2c -- conversion form
HW 4.2d: added test for recipes page
Merge branch 'hw4-save-load' into hw4-solutions
HW 4.3 - database save/load, and make-test-database
HW 4.4 -- add CSS/JS
HW 4.6
HW 4.5
HW 5.1a
HW 5.1b - bulk loading of recipes
HW 5.1b - command line
ignore annoying bin files
HW 5.1c - forms to add stuff, along with templates
HW 5.1d
initial client/server 'speaking' HTTP
whoops, fixed the convert_form stuff
HW 5.3 - WSGI server.  I love this stuff.
HW 5.4 - put in dismissive message