dep: bytes@1.0.0
Add standard deprecation utility

  * deprecations ignore when NODE_ENV=test
  * uses node.js util.deprecate
deprecate private utils.parseBytes
tests: add soft testing on node.js 0.11
json/urlencoded: use body-parser
dep: cookie-parser@1.1.0
dep: dev should@3.3.1
dep: express-session@1.1.0
deprecate private utils.hasBody
remove un-used util functions
deprecate private utils.mime
deprecate private utils.parseUrl
normalize deprecation messages
dep: csurf@1.2.0
docs: add more body-parser history
fix connect.version to reflect the actual version
deprecation messages are bright red on TTYs
depcreate res.headerSent
deprecate res.on("header")
deprecate more private utilities