tree checksum vpatch file

all signers: phf

antecedents: vdiff_keccak

press order:

vtools_genesisphf
vdiff_fixes_newline_gccphf
keccakphf
vdiff_keccakphf
vtools_fixes_bitrate_char_arrayphf

hunks:
vtools/manifest
vtools/src/keccak_c.adb
vtools/src/keccak_c.ads
vtools/src/smg_keccak.adb