Fix rake task for marging multiple target into single one
Fix rake task for marging multiple target into single one

colemancda/KeychainAccess,kishikawakatsumi/KeychainAccess,ikesyo/KeychainAccess,kishikawakatsumi/KeychainAccess,sonsongithub/KeychainAccess,ikesyo/KeychainAccess,ikesyo/KeychainAccess,colemancda/KeychainAccess,kishikawakatsumi/KeychainAccess,sonsongithub/KeychainAccess,colemancda/KeychainAccess,sonsongithub/KeychainAccess