This change also removes manualTemporaryUpperCaseCode and
manualTemporaryUpperCaseHintIcon.  Instead of these keyLabelOption now
has hasUppercaseLetter flag value.

Bug: 4436327
Change-Id: I88fdac1e888a7123735296f5ef45f5fdd565cd2e

This change introduces the following features to Keyboard XML format.

 * "keyXPos" can specify the key X coordinate directly.
 * "keyXPos" can be negative. The X coordinate will be calcluated from
    the right edge of the keyboard toward left.
 * "keyWidth" can be zero to be filled up to the right side.
 * "keyWidth can be negative. The key will be filled up to both sides.
 * Spacer's horizontalGap is renamed as keyWidth, and can be inherited
   from key-style.
 * Spacer can have keyXPos attribute.

Using these syntax, all keyboard layouts have been re-written.

Cherry-Pick: I314b2e8ca2aa145ff9506cbf927140a15685af42
Bug: 4442045
Change-Id: I048fe5eaef020d8472ab577e9d326042bae2f3fa

This change introduces the following features to Keyboard XML format.

 * "keyXPos" can specify the key X coordinate directly.
 * "keyXPos" can be negative. The X coordinate will be calcluated from
    the right edge of the keyboard toward left.
 * "keyWidth" can be zero to be filled up to the right side.
 * "keyWidth can be negative. The key will be filled up to both sides.
 * Spacer's horizontalGap is renamed as keyWidth, and can be inherited
   from key-style.
 * Spacer can have keyXPos attribute.

Using these syntax, all keyboard layouts have been re-written.

Bug: 4442045
Change-Id: I314b2e8ca2aa145ff9506cbf927140a15685af42

Change-Id: Ibd844167199f5d884d97b8fe9f536f47fbe5bdcd
Cherry-Pick: I1f3bc846

Bug: 4436327
Change-Id: I1f3bc846683edc4be666dce8ea89659225ef7301

This change
- introduces the popupKeyboardTemplate attribute of Keyboard to
  specify XML Keyboard file for popup mini keyboard.
- introduces the maxPopupKeyboardColumn attribute of Keyboard to
  specify the maximum column of popup mini keyboard.
- changes the content format of the popupCharacters attribute of Key.
  It now represents keyLabel, codes and keyTextOutput of each key of
  popup mini keyboard using CSV format.

Bug: 2214959
Change-Id: I539e310f7e38a049ee193de0b4ad5d7afdce37b1

This change introduces,
- support de QWERTZ
- support fr AZERTY
- support fr_CA QWERTY layout
- support fr_CH QWERTZ layout
- refactor some common keyboard row layouts

Bug: 2334086
Change-Id: I3e01e841e0dc72419d55e29d426bdec70655459c

This change introduces shiftedIcon attribute for Key which specifies
icon to draw the shift key while the key is in shifted state.

This change also intriduces new configurable dimension value
key_label_horizontal_alignment_padding which represents horizontal
padding for left or right alignment of key label.

Bug: 3216592
Bug: 3201839
Change-Id: I3aa7392227ce573c404517678e6340a8d1fcb328

This change also uses slightly larger font size for functional key
label according to the v4 keyboard design.

Bug: 3216592
Change-Id: I027f109b7748ade8564dc808487d9a6ce1da9761

Bug: 3216592
Change-Id: I9950292184d9d0e131f76498067b0a6cb462a0ab

Bug: 3216592
Change-Id: I88f8055199f2cd0525faf9374114fbebba53b951

Change-Id: I0d92e513757e765d9de98561205754af5a143650