data/gall-1.3/lib/gall.lua:3: Abstration ==> Abstraction
data/gall-1.3/test/test-gall.tree.lua:55: heirarchy ==> hierarchy
data/gall-1.3/test/test-gall.tree.lua:65: heirarchy ==> hierarchy
data/gall-1.3/test/test-gall.tree.lua:74: heirarchy ==> hierarchy
data/gall-1.3/test/test-gall.tree.lua:81: heirarchy ==> hierarchy