hygiene, correctly handle negative index in zif_type() and zif_trans()

Signed-off-by: Sebastian Freundt <hroptatyr@fresse.org>
Merge branch 'code/hygiene'

* code/hygiene:
  hygiene, correctly handle negative index in zif_type() and zif_trans()
chore, zap to latest yuck version

Signed-off-by: Sebastian Freundt <hroptatyr@fresse.org>
Merge branch 'bld/yuck'

* bld/yuck:
  chore, zap to latest yuck version