only the first announcement in a jumbo frame received in the non-GSO path was handled
the final sequence of announcements with equal properties (height, target) in a received buffer was discarded
a buffer allocated for the proof structure was too small causing memory corruption, an argument declaration caused a null check to be dropped when compiling with clang, causing segmentation faults in the blockminer
libsodium needs to be initialized for optimal performance (should do this for all operations, not just the announcement miner)
These 4 patches fix several bugs in the miner: