logic fix
remove warcprox from deps, because it downloads and installs from pypi instead of using local checkout
minor cleanup
Merge pull request #4 from nlevitt/test_dump-anydbm

small fixes to kelsey's tests
py.test
fix travis build?
.travis.yml - use pip to install test dependencies
maybe travis build can use tox
updated setup.py to use pytest (for compatilibity with dump-anydbm tests)