Support select input method dialog on pre-HC platform

java/res/values/strings.xml

...roid/inputmethod/compat/InputMethodInfoCompatWrapper.java

...d/inputmethod/compat/InputMethodManagerCompatWrapper.java

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

...d/inputmethod/compat/InputMethodSubtypeCompatWrapper.java

java/src/com/android/inputmethod/deprecated/VoiceProxy.java

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

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

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

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