Remove unnecessary android:codes attribute

If there is no android:codes specified, the first character of
keyLabel's code point will be used instead.

Also introduce readable codes as @integer/key_XXX resources

Bug: 2973749
Change-Id: If9021ca35f9a7b922817e2099186fce0cd993652
19 files changed
tree: 8160cd16691a2957253f691d4b9c2677a5337686
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. Android.mk
  6. CleanSpec.mk