1.0.0

• Fix exception when err cannot be converted to a string
• Fully URL-encode the pathname in the 404 message
• Only include the pathname in the 404 message
• Send complete HTML document
• Set Content-Security-Policy: default-src 'self' header
• deps: debug@2.6.1
  • Allow colors in workers
  • Deprecated DEBUG_FD environment variable set to 3 or higher
  • Fix error when running under React Native
  • Use same color for same namespace
  • deps: ms@0.7.2