download and run a local nessy server
install server python requirements with sudo
use correct db name in postgres test
log server commit in travis-ci
increase read buffer size in TestWebProxy
Revert "increase read buffer size in TestWebProxy"

This reverts commit 9e56ed99d193c6f70ebc5140649d29bceefe1dff.
Turn on fatal warnings in test web proxy
Fix bug in recording content length
Merge pull request #11 from genome/travis-ci-integration-tests

Turn on integration tests in travis-ci