Add TypefaceUtils

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

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

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

...om/android/inputmethod/keyboard/MoreKeysKeyboardView.java

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

...ndroid/inputmethod/latin/suggestions/MoreSuggestions.java

...id/inputmethod/latin/suggestions/MoreSuggestionsView.java

...id/inputmethod/latin/suggestions/SuggestionStripView.java