*Total -- 3,551.29kb -> 3,306.89kb (6.88%)

/website/src/modern-cpp/assets/menu.png -- 14.98kb -> 0.31kb (97.9%)
/assets/figures/comparison.png -- 54.47kb -> 22.93kb (57.91%)
/assets/qq-group.png -- 18.93kb -> 12.32kb (34.92%)
/assets/figures/pointers2.png -- 29.13kb -> 21.53kb (26.07%)
/assets/wechat-group.jpg -- 63.43kb -> 51.76kb (18.4%)
/assets/figures/pointers1.png -- 25.29kb -> 21.29kb (15.82%)
/website/src/modern-cpp/assets/lang/de.svg -- 0.29kb -> 0.25kb (11.95%)
/website/src/modern-cpp/assets/lang/en.svg -- 0.87kb -> 0.81kb (7.49%)
/website/src/modern-cpp/assets/lang/cn.svg -- 0.52kb -> 0.49kb (5.48%)
/assets/cover-2nd-en.png -- 1,624.40kb -> 1,539.90kb (5.2%)
/assets/cover-2nd.png -- 1,616.78kb -> 1,533.39kb (5.16%)
/assets/wechat.jpg -- 52.34kb -> 52.08kb (0.49%)
/assets/alipay.jpg -- 49.86kb -> 49.82kb (0.08%)

Signed-off-by: ImgBotApp <ImgBotHelp@gmail.com>