Rebrand user-visible text and build process "bitcoin" -> "freicoin".
Change icons from blue -> green, to provide visual difference from Bitcoin.
Change network port, seed servers, and magic strings so as to avoid contact with the Bitcoin network.
Change Bitcoin genesis block for Freicoin on both mainnet and testnet, and update checkpoints.
Freicoin validation requirement: coinbase reference height must equal the block height.
Add Python script for calculating Freicoin demurrage parameters.
Demurrage rate of 4.89% for freicoins.
Add demurrage-compensating perpetual distribution.
Switch initial distribution to Freicoin's linearly-decreasing reward.
Add Foundation budgets, and associated portion of the initial distribution.
Fix Art Forz's time-traveller attack, where a 51% attack can change difficulty at will.
Enable new difficulty adjustment filter, as of block 28336.
Special, one-time adjustment of difficulty due to the "hash crash" of Apr/May 2013 which rushed the introduction of the new difficulty adjustment filter. The difficulty is adjusted back to the difficulty prior to most recent adjustment at that time.
Schedule future hard-fork dropping capability with pre-0.8 clients, 15 September 2013.
Update changlog to reflect 0.8 changes.
Release v0.8.3-1.