[ImgBot] optimizes images

*Total -- 137.23kb -> 102.45kb (25.35%)

/docs/tile.png -- 7.73kb -> 3.97kb (48.57%)
/docs/img/Display.JS.png -- 13.32kb -> 7.31kb (45.14%)
/docs/apple-touch-icon.png -- 2.26kb -> 1.46kb (35.19%)
/docs/img/Display.JS.jpg -- 112.23kb -> 88.03kb (21.56%)
/docs/docs/favicon-32x32.png -- 1.69kb -> 1.68kb (1.1%)

Author: ImgBotApp