Merge "Cleanup Keyboard related code and rename some classes"

java/proguard.flags

...d/deprecated/languageswitcher/InputLanguageSelection.java

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

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

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

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

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

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

...android/inputmethod/keyboard/MiniKeyboardKeyDetector.java

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

.../com/android/inputmethod/keyboard/internal/KeyStyles.java

...ndroid/inputmethod/keyboard/internal/KeyboardBuilder.java

...id/inputmethod/keyboard/internal/MiniKeyboardBuilder.java

java/src/com/android/inputmethod/keyboard/internal/Row.java

...putmethod/keyboard/internal/MiniKeyboardBuilderTests.java

tests/src/com/android/inputmethod/latin/SuggestHelper.java