Rename the user history dictionary.

UserBigramDictionary -> UserHistoryDictionary.

Also update all methods, strings and comments, except those needed
for backward compatibility (which only include the name of the
database file).

Change-Id: I0bccea29880dc566b90100575b83baaa947b03ae
3 files changed
tree: 51447255d15b5996897ca43b4364d724e0d92ba2
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk