Add mechanism to handle digraphs in DicNode

This is needed to support for German umlaut handling for both gesture and typing input.

Bug: 8493920

Change-Id: I292e2a4911c54aa5566c38411016a220bb35a1f4
4 files changed
tree: f4166a33f5e77dcf508befd0ad8c50d13bdff146
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk