Fix route handler for multi versioned metadata. Fixes #8
Cumulative v3.0.0 commit.

+ Large general cleanup

+ Don't store metadata on 404 response upstream

+ Add .jshintrc

+ Allow a blacklist of packages via a JSON configuration file ( --package_blacklist <file path> )

+ Allow stale resources to be served while the upstream registry is unavailable.

+ Other minor fixes

v3.0.0 release
Add .travis.yml
Dummy travis-force-build commit.
Require node 0.10 or greater.
Add Travis-CI badge.
updated how the config.json is read
including upstreamPort port in request
added option for upstream_db_path
added slash
dealing with proxying the wrong url
just testing the url
removed the console.log
added default config option
fixed bad var issue
tidied up issue with search
fixed silly url issue
Merge pull request #10 from ahmednuaman/master

Fixed issue with config.json file not being found and issue where upstreamPort wasn't being honored
Fixes #11 - an issue with Lactate cache expiry options leading to excessive CPU usage

+ push version 3.2.1
Merge pull request #3 from ActiveState/master

Rejoin to version 0.3.1