tree checksum vpatch file

all signers: phf

antecedents: vtools_vpatch vtools_fixes_static_tohex

press order:

vtools_genesisphf
vdiff_fixes_newline_gccphf
keccakphf
vdiff_keccakphf
vtools_fixes_bitrate_char_arrayphf
vtools_vpatchphf
vtools_fixes_static_tohexphf
vtools_vpatch_newlinephf

hunks:
vtools/manifest
vtools/src/character_io.adb
vtools/src/character_io.ads
vtools/src/vpatch.adb