VDiskFile will be updated after a renameTo call
implemented setLastModified and lastModified methods in VDiskFile
added and fixed JavaDoc in VDiskFile. Implemented hashCode and equals
Merge branch 'master' of https://github.com/groggi/eth-jcd
added getTotalSize() to IVirtualDiskEntry and it's implementations
implemented getTotalSpace() to VDiskFile
fixed print error in CommandLineInterface (flush needed)
Implemented size command for CLI
fixed common bug not allowing the use of relative bugs in CLI
Merge branch 'master' of https://github.com/groggi/eth-jcd