Parse time zone in timestamp strings.
Parse time zone in timestamp strings.

This fixes go-mtpfs for Nokia Lumia/Windows Phone.

riwsakiP8/riwsakiza-go-mtpfs,cmars/tools,riwsakiP8/riwsakiza-go-mtpfs,wisavalite/go-mtpfs,cmars/tools,wisavalite/go-mtpfs,cmars/tools,cmars/tools,riwsakiP8/riwsakiza-go-mtpfs,FracturedRetina/go-mtpfs,FracturedRetina/go-mtpfs,wisavalite/go-mtpfs,FracturedRetina/go-mtpfs