am 2d3f2daf: Check compound distance of node and prune useless node after creating new word.

* commit '2d3f2daf12643e57f15fc98c7fd61329513ca0cf':
  Check compound distance of node and prune useless node after creating new word.
tree: 2acd178e0dc6b533115a70f453e7c34eae00b244
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk