Bump version to v2.0.4
Bump version to v2.0.4

dleehr/UICKeyChainStore,kishikawakatsumi/UICKeyChainStore,dezinezync/UICKeyChainStore,Kingside/UICKeyChainStore,gauravds/UICKeyChainStore,imjerrybao/UICKeyChainStore,bigrpg/UICKeyChainStore,TomoakiNagahara/UICKeyChainStore,HSFGitHub/UICKeyChainStore,Ninikitos/UICKeyChainStore,v2dev/UICKeyChainStore,hanhailong/UICKeyChainStore,royalwang/UICKeyChainStore,hulu001/UICKeyChainStore,kishikawakatsumi/UICKeyChainStore