Added missing deleteDir to CacheInterface
Added missing deleteDir to CacheInterface

mapyo/flysystem,hannesvdvreken/flysystem,twistor/flysystem,sachintaware/flysystem,mhlavac/flysystem,nao-pon/flysystem,twistor/flysystem,rossriley/flysystem,mhlavac/flysystem,CarsonF/flysystem,dshafik/flysystem,sohelrana820/flysystem,farmisen/flysystem,dstockto/flysystem,Amrit01/flysystem,oswaldderiemaecker/flysystem