4.13.0

• Add settings to debug output
• Fix res.format error when only default provided
• Fix issue where next('route') in app.param would incorrectly skip values
• Fix hiding platform issues with decodeURIComponent
  • Only URIErrors are a 400
• Fix using * before params in routes
• Fix using capture groups before params in routes
• Simplify res.cookie to call res.append
• Use array-flatten module for flattening arrays
• deps: accepts@~1.2.9
  • deps: mime-types@~2.1.1
  • perf: avoid argument reassignment & argument slice
  • perf: avoid negotiator recursive construction
  • perf: enable strict mode
  • perf: remove unnecessary bitwise operator
• deps: cookie@0.1.3
  • perf: deduce the scope of try-catch deopt
  • perf: remove argument reassignments
• deps: escape-html@1.0.2
• deps: etag@~1.7.0
  • Always include entity length in ETags for hash length extensions
  • Generate non-Stats ETags using MD5 only (no longer CRC32)
  • Improve stat performance by removing hashing
  • Improve support for JXcore
  • Remove base64 padding in ETags to shorten
  • Support "fake" stats objects in environments without fs
  • Use MD5 instead of MD4 in weak ETags over 1KB
• deps: finalhandler@0.4.0
  • Fix a false-positive when unpiping in Node.js 0.8
  • Support statusCode property on Error objects
  • Use unpipe module for unpiping requests
  • deps: escape-html@1.0.2
  • deps: on-finished@~2.3.0
  • perf: enable strict mode
  • perf: remove argument reassignment
• deps: fresh@0.3.0
  • Add weak ETag matching support
• deps: on-finished@~2.3.0
  • Add defined behavior for HTTP CONNECT requests
  • Add defined behavior for HTTP Upgrade requests
  • deps: ee-first@1.1.1
• deps: path-to-regexp@0.1.6
• deps: send@0.13.0
  • Allow Node.js HTTP server to set Date response header
  • Fix incorrectly removing Content-Location on 304 response
  • Improve the default redirect response headers
  • Send appropriate headers on default error response
  • Use http-errors for standard emitted errors
  • Use statuses instead of http module for status messages
  • deps: escape-html@1.0.2
  • deps: etag@~1.7.0
  • deps: fresh@0.3.0
  • deps: on-finished@~2.3.0
  • perf: enable strict mode
  • perf: remove unnecessary array allocations
• deps: serve-static@~1.10.0
  • Add fallthrough option
  • Fix reading options from options prototype
  • Improve the default redirect response headers
  • Malformed URLs now next() instead of 400
  • deps: escape-html@1.0.2
  • deps: send@0.13.0
  • perf: enable strict mode
  • perf: remove argument reassignment
• deps: type-is@~1.6.3
  • deps: mime-types@~2.1.1
  • perf: reduce try block size
  • perf: remove bitwise operations
• perf: enable strict mode
• perf: isolate app.render try block
• perf: remove argument reassignments in application
• perf: remove argument reassignments in request prototype
• perf: remove argument reassignments in response prototype
• perf: remove argument reassignments in routing
• perf: remove argument reassignments in View
• perf: skip attempting to decode zero length string
• perf: use saved reference to http.STATUS_CODES