Possible upgrade: Testing various fountain codes

[DonaldTsang]

In https://github.com/google/gofountain there are various fountain codes that you could test to see which is more efficient.

• Binary
• Luby
• Mersenne (used by current versions of txqr)
• Online
• Raptor (the best according to Wikipedia)

And also there are other newer algorithms to test

• https://github.com/catid/wirehair
• https://github.com/catid/fecal
• https://github.com/cakemanny/fountain-codes