[ImgBot] Optimize images

*Total -- 256.49kb -> 192.74kb (24.86%)

/source/user/images/tab/attr.png -- 39.71kb -> 24.27kb (38.88%)
/source/user/images/tab/attr-list.png -- 12.53kb -> 7.94kb (36.65%)
/source/user/images/tab/attr-list-list.png -- 19.79kb -> 13.31kb (32.75%)
/source/user/images/tab/attr-variable-list.png -- 19.23kb -> 12.94kb (32.75%)
/source/user/images/tab/attr-variable-detail.png -- 13.64kb -> 9.96kb (26.97%)
/source/user/images/block-looks-06.png -- 5.20kb -> 4.13kb (20.62%)
/source/user/images/block-looks-13.png -- 5.13kb -> 4.09kb (20.27%)
/source/user/images/block-looks-02.png -- 3.31kb -> 2.64kb (20.18%)
/source/user/images/block-looks-11.png -- 4.70kb -> 3.76kb (20.02%)
/source/user/images/block-looks-03.png -- 7.14kb -> 5.71kb (19.95%)
/source/user/images/block-looks-09.png -- 6.63kb -> 5.31kb (19.89%)
/source/user/images/block-looks-17.png -- 3.94kb -> 3.16kb (19.85%)
/source/user/images/block-looks-08.png -- 5.59kb -> 4.48kb (19.82%)
/source/user/images/block-looks-07.png -- 4.44kb -> 3.57kb (19.46%)
/source/user/images/block-looks-01.png -- 3.23kb -> 2.60kb (19.36%)
/source/user/images/block-extension-weather-08.png -- 6.48kb -> 5.24kb (19.21%)
/source/user/images/block-looks-05.png -- 3.57kb -> 2.89kb (19.06%)
/source/user/images/block-looks-04.png -- 5.45kb -> 4.41kb (19.06%)
/source/user/images/block-extension-weather-05.png -- 7.05kb -> 5.72kb (18.8%)
/source/user/images/block-looks-12.png -- 5.33kb -> 4.34kb (18.73%)
/source/user/images/block-extension-weather-10.png -- 5.28kb -> 4.31kb (18.46%)
/source/user/images/block-looks-15.png -- 3.88kb -> 3.17kb (18.35%)
/source/user/images/block-extension-weather-04.png -- 6.30kb -> 5.15kb (18.26%)
/source/user/images/block-looks-16.png -- 3.82kb -> 3.12kb (18.18%)
/source/user/images/block-extension-weather-11.png -- 6.56kb -> 5.38kb (18.07%)
/source/user/images/block-looks-14.png -- 4.03kb -> 3.31kb (17.83%)
/source/user/images/block-extension-weather-07.png -- 5.56kb -> 4.57kb (17.79%)
/source/user/images/block-looks-10.png -- 3.60kb -> 2.96kb (17.75%)
/source/user/images/block-extension-weather-03.png -- 4.86kb -> 4.06kb (16.57%)
/source/user/images/block-figures-29.png -- 2.30kb -> 1.94kb (15.93%)
/source/user/images/block-extension-weather-09.png -- 4.95kb -> 4.17kb (15.75%)
/source/user/images/block-extension-weather-06.png -- 4.76kb -> 4.03kb (15.27%)
/source/user/images/block-extension-weather-02.png -- 4.76kb -> 4.04kb (15.07%)
/source/user/images/block-extension-weather-01.png -- 4.55kb -> 3.89kb (14.63%)
/source/user/images/block-extension-weather-ex1.png -- 4.86kb -> 4.17kb (14.23%)
/source/user/images/block-extension-weather-ex2.png -- 4.34kb -> 4.02kb (7.38%)

Signed-off-by: ImgBotApp <[email protected]>

Author: ImgBotApp