This change also
* Honors the custom action label in EditorInfo.actionLabel.
* Invokes InputConnection.performeEditorAction if action is specifed
at EditorInfo.imeOptions or actionLabel/actionId.
* Stops using InputMethodService.sendKeyChar. Implements
sendKeyCodePoint instead.
Bug: 2498607
Bug: 5961809
Bug: 5368408
Change-Id: If4cd5eb3dacfc6b6a7ea434b0617c2438e06e42d
This change also
* Rename phone shift keyboard to phone symbols keyboard.
Use CODE_SWITCH_ALPHA_SYMBOL code to switch between phone and phone symbols keyboard.
* Remove phone symbols keyboard from tablet.
* Introduces enableLongPress flag of Key.keyActionFlags attribute.
* Remove clumsy long press code from PointerTracker.
* Remove CODE_CAPSLOCK handling from LatinIME.
* Make KeyboardSwitcher to invoke haptic and audio feedback.
Change-Id: I00e1f697a10ab5112aec75e36853b96246ff5054