/// <param name="group">Group ID to update</param>
/// <param name="role">Role ID to be removed from</param>
/// <param name="member">Avatar's Key to remove</param>
public void RemoveFromRole(UUID group, UUID role, UUID member)
{
GroupRoleChangesPacket grc = new GroupRoleChangesPacket();
grc.AgentData.AgentID = Client.self.getAgentID();
grc.AgentData.SessionID = Client.self.getSessionID();
grc.AgentData.GroupID = group;
grc.RoleChange = new GroupRoleChangesPacket.RoleChangeBlock[1];
grc.RoleChange[0] = new GroupRoleChangesPacket.RoleChangeBlock();