Add DiversifyHash, and change the type of diversifiers to a bit sequence. Fix the generation of diversified addresses to repeatedly try diversifiers.
Add DiversifyHash, and change the type of diversifiers to a bit sequence.
Fix the generation of diversified addresses to repeatedly try diversifiers.

Signed-off-by: Daira Hopwood <cd7d43d5556a38ce626d53826fddc46adc597539@jacaranda.org>

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