Add tapos props to dynamic_global_property_object for irrevesible block (reduce the number of requests to the node webserver by lang libraries for tapos calculation).
Add block post validation mechanics (fast forward irreversible block).
Add fixed_award operation for specific amount of reward.
Add target_account_sale operation for specific buyer.
Add account auction mechanics before account sale start time.
Update fc secp256k1 lib, Boost 1.6.0 lib for support Ubuntu 18.04.
Update emission mechanics (fixed amount 1.000 VIZ per block).
Add method for database api plugin: get_accounts_on_auction.
Add option for account_history, operation_history plugins: history-count-blocks (limit history range, example: 28800 for 1 day range).
List of changes: