v1.13.0

Special thanks to @kiyonlin, @ReneWerner87, @thomasvvugt for their input behind the scenes!
And I want to thank all the contributors for their awesome work, this community is awesome! ❤️

🔥 New

• ctx.QueryParser() -- #585 #572 @renanbastos93
  QueryParser is a method to parse query parameters into a struct.

🧹 Updates

• Bump fasthttp to v1.15.1 -- #620 @Fenny
• app.Listen will automatically listen on tcp4 or tcp6 depending on the address input -- #633 @Fenny
• StartupMessage renamed Cores to Threads -- #632 @Fenny
• Separate OS logic for prefork utils -- #628 @kiyonlin
• Fix data race in ctx.SendFile() -- #622 @kiyonlin
• Update Chinese readme -- #605
• Change some core values to constants -- #603 @renanbastos93
• -prefork flag is removed -- #580 @kiyonlin
• Update 404 statuscode in Router to constant -- #603 @renanbastos93
• Colors for method, status are supported by default in middleware.Logger() -- #565 #607 #586 @YuilTripathee @Fenny

🚀 Improvements

• Improve code comments -- #593 #592 @kinbiko
• Improve test coverage to 97.5% -- @kiyonlin
• Improve ctx.BodyParser() performance -- #616 @kiyonlin
• Improve ctx.IPs() -- #612 @kiyonlin
• Improve ctx.Links() & ctx.Render() -- #626 @ReneWerner87
• Improve ctx.QueryParser() & ctx.Render() -- #610 @kiyonlin
• Improve ctx.Attachment() -- #591 @kiyonlin
• Improve ctx.JSON() -- #583 #583 @Fenny @kiyonlin

🩹 Fixes

• Escape filename -- #579 @Fenny
• Change PPID -> PID for master process -- #582 @kiyonlin
• Kill child procs when master gets killed -- #601 @Fenny
• Fix duplicates in ctx.Append() -- #606 @ReneWerner87
• Buffer collision using ctx.Render() -- #625 #630 @kiyonlin
• Reset match flag in router-- #629 @kiyonlin
• Fix typo -- #609 @songjiayang
• Golint naming fixes -- #588 @songjiayang