Update slips.lua

Slip #11:
Added worm feelers, worm feelers +1, worm masque, worm masque +1

Slip #19:
Kengyu Happi, Kengyu Hanmomohiki, Shokujo Happi, Shokujo Hanmomohiki, Kyuka Uchiwa, Kyuka Uchiwa +1
Merge pull request #962 from mujihina/patch-3

Update slips.lua