express@4.4.1

Increasingly, I feel that lib/server should be separated from the rest of the
library, as it is itself just a consumer of the middleware. It's burdening
those whole only ever use the library as middleware with all of express, etc.
express@4.4.2
nopt@3.0.1
errorhandler@1.1.1
morgan@1.2.2
express@4.7.3
Merge pull request #43 from zillow/express-4.x

Express 4.x