func NewOptions() *Options {
	opt := C.leveldb_options_create()
	return &Options{opt}
}
NewOptions allocates a new Options object.
package levigo
import "C"
type CompressionOpt int
const (
	NoCompression     = CompressionOpt(0)
	SnappyCompression = CompressionOpt(1)
)
type Options struct {
	Opt *C.leveldb_options_t
}
type ReadOptions struct {
	Opt *C.leveldb_readoptions_t
}
type WriteOptions struct {
	Opt *C.leveldb_writeoptions_t
}