def edit
    @user = User.find(params[:id])
  end

  def update
    @user = User.find(params[:id])
    @user.update_attribute(:avatar, params[:user][:avatar])
    if @user.update_attributes(user_params)
      flash[:success] = "Profile updated"
      redirect_to @user
    else
      render 'edit'
    end
  end