Update changelog.md
Update changelog.md
mapyo/flysystem,CarsonF/flysystem,sohelrana820/flysystem,farmisen/flysystem,mhlavac/flysystem,twistor/flysystem,barryvdh/flysystem,oswaldderiemaecker/flysystem,mhlavac/flysystem,hannesvdvreken/flysystem,sachintaware/flysystem,dshafik/flysystem,twistor/flysystem,nao-pon/flysystem,dstockto/flysystem,Amrit01/flysystem,rossriley/flysystem