Changed slice percentages from third-third-third 35%-25%-40%
Changed slice percentages from third-third-third 35%-25%-40%

Changed slice percentages from third-third-third to 35% ECC, 25% Zfnd-GU, 40% Zfnd-MG (harmonizing with Matt Luongo's updated proposal).

zcash/zips,zcash/zips,zcash/zips,zcash/zips