am 3970352e: Make digraph lookups case insensitive

* commit '3970352ea907cbea63e342f370bb0bbb9cc7335a':
  Make digraph lookups case insensitive
tree: 3ff8847f7169f9df96e993b6b937ad526ccef2c0
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk