Update support files.
Remove pkginfo dependency, add mocha tests.
Disable test using Node 0.6 on Travis CI.
Remove unused vows test.
Port test cases to mocha.
Simplify lib directory structure.
Port test cases to mocha.
Port test cases to mocha.
Port test cases to mocha.
Set bad request status to 400, catch exceptions from verify callback.
Port test cases to mocha.
Remove vows dependency.
Remove unused error.
Add keywords.