[ImgBot] Optimize images

*Total -- 4,857.10kb -> 4,446.25kb (8.46%)

/html5.png -- 8.36kb -> 4.85kb (41.94%)
/map/elephant.jpg -- 4,566.03kb -> 4,166.87kb (8.74%)
/home.svg -- 0.32kb -> 0.30kb (5.81%)
/favicons/android-icon-144x144.png -- 5.97kb -> 5.66kb (5.17%)
/favicons/apple-icon-144x144.png -- 5.97kb -> 5.66kb (5.17%)
/favicons/ms-icon-144x144.png -- 5.97kb -> 5.66kb (5.17%)
/favicons/ms-icon-150x150.png -- 6.19kb -> 5.88kb (5.02%)
/favicons/apple-icon-152x152.png -- 6.35kb -> 6.05kb (4.78%)
/favicons/apple-icon-precomposed.png -- 6.97kb -> 6.64kb (4.72%)
/favicons/apple-icon.png -- 6.97kb -> 6.64kb (4.72%)
/favicons/apple-icon-180x180.png -- 7.53kb -> 7.18kb (4.68%)
/favicons/apple-icon-114x114.png -- 4.90kb -> 4.67kb (4.61%)
/favicons/apple-icon-120x120.png -- 5.01kb -> 4.79kb (4.48%)
/favicons/ms-icon-310x310.png -- 15.52kb -> 14.83kb (4.43%)
/favicons/favicon-96x96.png -- 4.24kb -> 4.05kb (4.31%)
/favicons/android-icon-96x96.png -- 4.24kb -> 4.05kb (4.31%)
/favicons/apple-icon-76x76.png -- 3.56kb -> 3.42kb (3.82%)
/favicons/apple-icon-72x72.png -- 3.40kb -> 3.28kb (3.34%)
/favicons/android-icon-72x72.png -- 3.40kb -> 3.28kb (3.34%)
/favicons/ms-icon-70x70.png -- 3.28kb -> 3.17kb (3.33%)
/favicons/apple-icon-57x57.png -- 2.85kb -> 2.76kb (3.15%)
/favicons/apple-icon-60x60.png -- 2.93kb -> 2.84kb (3.1%)
/favicons/android-icon-48x48.png -- 2.62kb -> 2.55kb (2.72%)
/favicons/android-icon-192x192.png -- 6.41kb -> 6.27kb (2.25%)
/map/lion.jpg -- 146.10kb -> 143.23kb (1.97%)
/favicons/android-icon-36x36.png -- 2.11kb -> 2.07kb (1.8%)
/map/clown.jpg -- 17.97kb -> 17.67kb (1.68%)
/favicons/favicon-32x32.png -- 1.93kb -> 1.90kb (1.47%)

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

home.svg

@@ -1 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="36" height="36" viewBox="0 0 24 24" fill="none" stroke="#FFFFFF" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-home"><path d="M3 9l9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z"></path><polyline points="9 22 9 12 15 12 15 22"></polyline></svg>
+<svg xmlns="http://www.w3.org/2000/svg" width="36" height="36" fill="none" stroke="#FFF" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" class="feather feather-home" viewBox="0 0 24 24"><path d="M3 9l9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z"/><polyline points="9 22 9 12 15 12 15 22"/></svg>