fix tasks to work with cake 0.6.0
fix tasks to work with cake 0.6.0

ninjudd/tokyocabinet,ninjudd/tokyocabinet,ninjudd/tokyocabinet,ninjudd/tokyocabinet,ninjudd/tokyocabinet,ninjudd/tokyocabinet,ninjudd/tokyocabinet