Merge "Add CODE_CAPSLOCK for long press shift key"

java/res/xml-sw600dp/key_styles_common.xml

java/res/xml-sw768dp/key_styles_common.xml

java/res/xml/key_styles_common.xml

java/res/xml/rows_number_normal.xml

java/res/xml/rows_phone.xml

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

...rc/com/android/inputmethod/keyboard/KeyboardSwitcher.java

...rc/com/android/inputmethod/keyboard/MainKeyboardView.java

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

...droid/inputmethod/keyboard/internal/KeyboardCodesSet.java

.../android/inputmethod/keyboard/internal/KeyboardState.java

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

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

...inputmethod/keyboard/internal/KeyboardStateTestsBase.java

...d/inputmethod/keyboard/internal/MockKeyboardSwitcher.java