TDD: Block:Local: must be max. 1 certification/block/issuer for blocks > #0
Wizard takes into account new protocol parameters
Fix: generating new blocks working again
UCP: fix wrong rule + put correct Parameters string for a Block document
UCP: changed 'dtTimeMax' to 'avgGenTime' parameter (average time for gen. a block)
Now change time while generating proof-of-work
Fix: PoWMin was wrongly computed
UCP: changed PoW personalized rule
Fix: root block's parameters could fail with BlocksRot == 1
Fix: documents' routing was not working anymore