[ImgBot] Optimize images

[imgbot[bot]]

Beep boop. Your images are optimized!

Your image file size has been reduced by 31% 🎉

Details

File	Before	After	Percent reduction
/doc/images/d.svg	2.83kb	1.10kb	61.17%
/doc/images/logo.svg	8.13kb	5.03kb	38.21%
/src/icon.png	11.37kb	8.52kb	25.09%
/src/Dapplo.Windows.Example.WpfExample/icon.png	11.37kb	8.52kb	25.09%
Total :	33.71kb	23.17kb	31.28%

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