* <Keyboard> XML file should be kbd_*.xml
* <Row> XML file should be rows_*.xml or row_*.xml
* <Key> XML file should be key_*.xml or keys_*.xml
* <key-style> XML file should be key_styles_*.xml
Change-Id: Ie57d5d78389c13d6c066ace4e3588518d1f25f13
This change also removes hacks in LatinKeyboardView by utilizing
noKeyPreview attribute.
Bug: 5638595
Change-Id: Icd8a3af3b7849b941f8f5532e2b432e126a909e6