add requirements.txt
move hactarweb_tests.py to test_web.py
fix: forgot to rename show_entries in logout()
use unittest assert methods and rename hactarweb to web
rename hactarweb.py to web.py
schema: make nugget id not autoincrement
move flask based web app from web/ to project root
remove old (non-flask) web interface
add id field to Nugget (int of first 15 digits of hash)
Make error messages sentences
use Nugget in add_nugget and handle errors
replace string.translate with str.strip because flask returns unicode
create_index in add_nugget
add lower() back to keyword cleaning
update testbasic
add docstrings to all tests
move test_web into test/ dir
handle IntegrityError for duplicate nuggets
update testbasic
Update testweb:
 * rename webTestCase to TestWeb
 * replace assert statements with unittest assertIn etc.
 * check status code /add requests
 * rename test_messages to test_add_nugget
 * add test_add_nuggets
 * add test_dup_nuggets