Add bubbletree
Add bubbletree

file:b/.gitmodules (new)
  [submodule "lib/bubbletree"]
  path = lib/bubbletree
  url = https://github.com/okfn/bubbletree.git
 
  "Cp1252",,,
  "Domain","UniqueName","Name",
  "unspsc","All","All commodities",
  "unspsc",10000000,"Live Plant and Animal Material and Accessories and Supplies",
  "unspsc",10100000,"Live animals",
  "unspsc",10101500,"Livestock",
  "unspsc",10101501,"Cats",
  "unspsc",10101502,"Dogs",
  "unspsc",10101504,"Mink",
  "unspsc",10101505,"Rats",
  "unspsc",10101506,"Horses",
  "unspsc",10101507,"Sheep",
  "unspsc",10101508,"Goats",
  "unspsc",10101509,"Asses",
  "unspsc",10101510,"Mice",
  "unspsc",10101511,"Swine",
  "unspsc",10101512,"Rabbits",
  "unspsc",10101513,"Guinea pigs",
  "unspsc",10101514,"Primates",
  "unspsc",10101515,"Armadillos",
  "unspsc",10101516,"Cattle",
  "unspsc",10101517,"Camels",
  "unspsc",10101600,"Birds and fowl",
  "unspsc",10101601,"Live chickens",
  "unspsc",10101602,"Live ducks",
  "unspsc",10101603,"Live turkeys",
  "unspsc",10101604,"Live geese",
  "unspsc",10101605,"Live pheasants",
  "unspsc",10101700,