成员的完整列表，这些成员属于 <AgoraChatGroupManagerDelegate>,包括所有继承而来的类成员

-	didJoinGroup:inviter:message:	<AgoraChatGroupManagerDelegate>
-	didLeaveGroup:reason:	<AgoraChatGroupManagerDelegate>
-	groupAdminListDidUpdate:addedAdmin:	<AgoraChatGroupManagerDelegate>
-	groupAdminListDidUpdate:removedAdmin:	<AgoraChatGroupManagerDelegate>
-	groupAllMemberMuteChanged:isAllMemberMuted:	<AgoraChatGroupManagerDelegate>
-	groupAnnouncementDidUpdate:announcement:	<AgoraChatGroupManagerDelegate>
-	groupFileListDidUpdate:addedSharedFile:	<AgoraChatGroupManagerDelegate>
-	groupFileListDidUpdate:removedSharedFile:	<AgoraChatGroupManagerDelegate>
-	groupInvitationDidAccept:invitee:	<AgoraChatGroupManagerDelegate>
-	groupInvitationDidDecline:invitee:reason:	<AgoraChatGroupManagerDelegate>
-	groupInvitationDidReceive:groupName:inviter:message:	<AgoraChatGroupManagerDelegate>
-	groupListDidUpdate:	<AgoraChatGroupManagerDelegate>
-	groupMuteListDidUpdate:addedMutedMembers:muteExpire:	<AgoraChatGroupManagerDelegate>
-	groupMuteListDidUpdate:removedMutedMembers:	<AgoraChatGroupManagerDelegate>
-	groupOwnerDidUpdate:newOwner:oldOwner:	<AgoraChatGroupManagerDelegate>
-	groupSpecificationDidUpdate:	<AgoraChatGroupManagerDelegate>
-	groupStateChanged:isDisabled:	<AgoraChatGroupManagerDelegate>
-	groupWhiteListDidUpdate:addedWhiteListMembers:	<AgoraChatGroupManagerDelegate>
-	groupWhiteListDidUpdate:removedWhiteListMembers:	<AgoraChatGroupManagerDelegate>
-	joinGroupRequestDidApprove:	<AgoraChatGroupManagerDelegate>
-	joinGroupRequestDidDecline:reason:	<AgoraChatGroupManagerDelegate>
-	joinGroupRequestDidDecline:reason:applicant:	<AgoraChatGroupManagerDelegate>
-	joinGroupRequestDidDecline:reason:decliner:applicant:	<AgoraChatGroupManagerDelegate>
-	joinGroupRequestDidReceive:user:reason:	<AgoraChatGroupManagerDelegate>
-	onAttributesChangedOfGroupMember:userId:attributes:operatorId:	<AgoraChatGroupManagerDelegate>
-	userDidJoinGroup:user:	<AgoraChatGroupManagerDelegate>
-	userDidLeaveGroup:user:	<AgoraChatGroupManagerDelegate>