0.4.1: Input and error handling fixes

• Added various tests, increasing test coverage to 100%. See #3 - @thekid
• Fixed error handling for web.Error instances - @thekid
• Fixed FromApiGateway::readLine() not returning EOF correctly - @thekid

0.4.0: Cookie support

• Fixed issue #2: Return cookies in multiValueHeaders - @thekid

0.3.0: Routing setup

• Bumped dependency on xp-forge/web to 2.13.0+, simplifying routing
  setup via Routing::cast().
  (@thekid)

0.2.0: POST request payloads

• Implemented issue #1: File uploads - @thekid
• Fixed POST requests - @thekid

0.1.0: Hello world

• Hello World! First release - @thekid