tree checksum vpatch file

all signers:

antecedents: asciilifeform_tinyscheme_snip_crud_fixed asciilifeform_tinyscheme_repl_fix_fixed

press order:

tinyscheme_genesis_fixed
asciilifeform_tinyscheme_snip_crud_fixed
asciilifeform_tinyscheme_repl_fix_fixed
asciilifeform_tinyscheme_shiva_bridge

hunks:
tinyscheme/scheme-knobs.h
tinyscheme/scheme.c
tinyscheme/scheme.h