public void RemoveMemberFromProject(int projectId, int memberId)
{
var project = _projectDAO.GetProjectById(projectId);
var member = _projectDAO.GetMemberById(memberId);
if (member.User.Id == project.CreatedUser.Id)
{
throw new CheckedException("Cannot remove project's creator");
}
_projectDAO.DeleteMember(projectId, memberId);
}