Customization for background, logo, favicon etc

[so010]

We need easy "branding":

1. all done in central config file (manly locations of related files)
2. support for other image formats (svg, png, ?)
3. support for different sizes
4. ?

[misi]

Add a reference/credits to the background generator used in project. Am I correct you use https://qrohlf.com/trianglify-generator/ ?

[misi]

My proposal for favicon:

• https://openclipart.org/detail/74185/community https://www.freefavicon.com/freefavicons/people/iconinfo/community-152-74185.html
• https://openclipart.org/detail/217610/color-star-3 https://www.freefavicon.com/freefavicons/objects/iconinfo/color-star-3-152-217610.html

Licence: Public Domain

• https://openclipart.org/share