Fix directory caching memory leak.
Fix directory caching memory leak.
TurboGit/hubicfuse,AfonsoFGarcia/cloudfuse,Am1GO/cloudfuse,dan-cristian/fasthubicfuse,LabAdvComp/cloudfuse,toddfries/hubicfuse,LabAdvComp/cloudfuse,redbo/cloudfuse,redbo/cloudfuse,toddfries/hubicfuse,TurboGit/hubicfuse,dan-cristian/hubicfuse,dan-cristian/hubicfuse,Am1GO/cloudfuse,AfonsoFGarcia/cloudfuse,dan-cristian/fasthubicfuse