Remove non-dictionary words and digit touch data.

Output to the ResearchLogger is now queued and only flushed if the word
the user was working on is a dictionary word.

multi-project commit with Ic713ec00777fbdcf4a937b3c77b995257e100fc7

Bug: 6188932
Change-Id: I9de15227ff51be23083d9096f1c1b3d83802fff7
5 files changed
tree: 27500029af16183dcf8c9974b3b7c9e17230f6f1
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk