panic: interface conversion: error is *exec.ExitError, not *exec.Error

[SvenDowideit]

I am testing an samba-server data volume container, and have the share mounted - so this may well be related..

svend_000@T440S ~/.boot2docker
$ ./boot2docker-cli.exe stop
2014/03/11 15:34:23 Shutting down VM "boot2docker-vm"...
panic: interface conversion: error is *exec.ExitError, not *exec.Error

goroutine 1 [running]:
runtime.panic(0x676980, 0xc084060a80)
        /usr/local/go/src/pkg/runtime/panic.c:266 +0xc8
main.status(0x6da0b0, 0xe, 0x6cbf20, 0x7)
        /go/src/github.com/boot2docker/boot2docker-cli/vbm.go:130 +0x461
main.cmdStop(0xc0840021e0)
        /go/src/github.com/boot2docker/boot2docker-cli/cmds.go:360 +0x6fc
main.run(0x40dc46)
        /go/src/github.com/boot2docker/boot2docker-cli/main.go:45 +0x3cf
main.main()
        /go/src/github.com/boot2docker/boot2docker-cli/main.go:23 +0x21

[riobard]

Fixed by #65