ID	Type	Status	Priority	Milestone	Owner		Summary + Labels	...
	4	Task	Started	High	Release0.3.0	spritesun		Make rbyaml compatible with test_yaml.rb in syck
	5	Defect	Accepted	Low	----	spritesun		Make all test_*.rb under test/ pass
	10	Defect	New	Low	----	spritesun		overwrite syck method
	13	Defect	Started	Medium	----	spritesun		Support options hash
	15	Defect	Accepted	Medium	----	spritesun		Dump subclass
	16	Defect	Accepted	Medium	----	spritesun		The load and dump of Ruby range
	17	Defect	Accepted	Medium	----	spritesun		Regexp load dump
	18	Defect	Accepted	Medium	----	spritesun		Struct load dump
	19	Defect	Accepted	Medium	----	spritesun		builtin literal blocks
	20	Defect	Accepted	Medium	----	spritesun		block mapping