s20200821
ninfod: Node Information Query (RFC4620) daemon from USAGI Project.
ping, ninfod: merge network information constants
common: copy md5 implementation to iputils project
[clang-tidy] fix identical branches
Fix minor typos
rdisc / ninfod: fix format string warning
ninfod: Cleanup startup script
[clang-tidy] remove return in void functions
[clang-tidy] move first member of struct to end