Merge "Fast key preview"

java/res/anim/key_preview_fadein.xml

java/res/anim/key_preview_fadeout.xml

java/res/anim/mini_keyboard_fadein.xml

java/res/anim/mini_keyboard_fadeout.xml

java/res/layout-xlarge/candidates.xml

java/res/layout/candidates.xml

java/res/values-xlarge/dimens.xml

java/res/values/config.xml

java/res/values/dimens.xml

java/res/values/styles.xml

...d/inputmethod/compat/InputMethodServiceCompatWrapper.java

java/src/com/android/inputmethod/keyboard/KeyboardView.java

.../src/com/android/inputmethod/keyboard/PointerTracker.java

java/src/com/android/inputmethod/latin/CandidateView.java

java/src/com/android/inputmethod/latin/LatinIME.java