Reduce eventual supply to a total of 750'000'000 coins as first step in implementing the supply reduction that has been requested by community/GAB; The intention is for the rewards to also change (as requested) however this will take place in a later release after a bit more time has been allowed for technical consideration of the implications.
MISC - Minor performance improvements to witnessing
RPC - New RPC command "submitheader"
RPC - Fix an issue where "rotatewitnessaddress" would fail if used on account that has never performed any witness actions
RPC - Introduce "forcesigseg" command (Only useful for development)
RPC - Add command "repairwalletfromutxo"
RPC - New command "decodeblock"
RPC - New "defrag" command, this can be used to recombine lots of small "dust" outputs into one single output again
RPC - New command "invalidateunwitnessedblocksatheight"
This build contains quite a large variety of misc. bug fixes, code improvements and stability fixes, quite a few backported from Novo development.