Merge branch 'dev/refactor' into 'development'

Sources/XXClient/Group/Functors/GroupGetId.swift

Sources/XXClient/Group/Functors/GroupGetInitMessage.swift

Sources/XXClient/Group/Functors/GroupGetMembership.swift

Sources/XXClient/Group/Functors/GroupGetName.swift

Sources/XXClient/Group/Functors/GroupGetTrackedId.swift

Sources/XXClient/Group/Functors/GroupSerialize.swift

Sources/XXClient/Group/Group.swift

Sources/XXClient/GroupChat/Functors/GroupChatGetGroup.swift

Sources/XXClient/GroupChat/Functors/GroupChatGetGroups.swift

Sources/XXClient/GroupChat/Functors/GroupChatJoinGroup.swift

...ces/XXClient/GroupChat/Functors/GroupChatLeaveGroup.swift

Sources/XXClient/GroupChat/Functors/GroupChatMakeGroup.swift

Sources/XXClient/GroupChat/Functors/GroupChatNumGroups.swift

.../XXClient/GroupChat/Functors/GroupChatResendRequest.swift

Sources/XXClient/GroupChat/Functors/GroupChatSend.swift

Sources/XXClient/GroupChat/GroupChat.swift

Sources/XXClient/Helpers/Cancellable.swift

Sources/XXClient/Helpers/PasswordStorage.swift

Sources/XXClient/Models/BackupReport.swift

Sources/XXClient/Models/BroadcastMessage.swift