remove unnecessary '#include <malloc.h>'
remove unnecessary '#include <malloc.h>'

bitjson/hivemind,bitjson/hivemind,bitcoin-hivemind/hivemind,bitcoin-hivemind/hivemind,bitjson/hivemind,bitjson/hivemind,bitcoin-hivemind/hivemind,bitcoin-hivemind/hivemind,bitcoin-hivemind/hivemind,bitjson/hivemind,bitjson/hivemind,bitjson/hivemind,bitcoin-hivemind/hivemind,bitcoin-hivemind/hivemind