3.16.0

• deps: [email protected]
  • deps: body-parser@~1.6.0
  • deps: compression@~1.0.10
  • deps: csurf@~1.4.0
  • deps: express-session@~1.7.4
  • deps: [email protected]
  • deps: serve-static@~1.5.0
• deps: [email protected]
  • Add extensions option