add \protrekkr 2.0\hitchhikr\unit5 (303s units test).ptk 
add \protrekkr 2.0\mice\primitive.ptk 
add \protrekkr 2.0\nula\ordinary-zero.ptk 
add \protrekkr 2.0\rhino\round a bout.ptk 
add \protrekkr 2.0\tomchi\devenirunpoulet.ptk 
add \protrekkr 2.0\xtd\flight.ptk 
add \protrekkr 2.0\xtd\warlock.ptk 
del \protrekkr 2.0\hitchhikr\unit5 (303s units test).ptk 
del \protrekkr 2.0\nula\ordinary-zero.ptk 
del \protrekkr 2.0\rhino\round a bout.ptk