added banner

Author: SanPen

README.md

@@ -6,6 +6,8 @@ linear and non-linear optimization functions. Some of these functions are
 well known, while others you may have never heard of as they are a
 product of cutting-edge research.
 
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+![VeraGrid_banner.png](pics/VeraGrid_banner.png)[](![Ver(pics/VeraGrid_banner.png))
 ![VeraGrid](pics/VeraGrid_yt.png)
 
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