Tweak tablet keyboard design

This change introduces,
- center align "More" key label
- remove drop shadow from key label
- darker key label color when manual temporary upper case
- narrower pop up mini keyboard
- remove unnecessary key background from pop up mini keyboard
- smaller key label in portrait

Bug: 3216592
Change-Id: I77e0733f467a88aa32e09fcbace56fe08f755229
diff --git a/java/res/layout/input_gingerbread.xml b/java/res/layout/input_gingerbread.xml
index 1991083..fe31321 100644
--- a/java/res/layout/input_gingerbread.xml
+++ b/java/res/layout/input_gingerbread.xml
@@ -28,8 +28,7 @@
         android:paddingTop="@dimen/keyboard_top_padding"
         android:paddingBottom="@dimen/keyboard_bottom_padding"
         android:background="@drawable/keyboard_dark_background"
-        android:textStyle="bold"
 
         latin:keyBackground="@drawable/btn_keyboard_key_gingerbread"
-        latin:keyTextStyle="bold"
+        latin:keyLetterStyle="bold"
         />
diff --git a/java/res/layout/input_honeycomb.xml b/java/res/layout/input_honeycomb.xml
index 79eb7be..079e70c 100644
--- a/java/res/layout/input_honeycomb.xml
+++ b/java/res/layout/input_honeycomb.xml
@@ -28,10 +28,12 @@
         android:paddingTop="@dimen/keyboard_top_padding"
         android:paddingBottom="@dimen/keyboard_bottom_padding"
         android:background="@drawable/keyboard_background_holo"
-        android:textStyle="bold"
 
         latin:keyBackground="@drawable/btn_keyboard_key_honeycomb"
         latin:keyPreviewLayout="@layout/key_preview_honeycomb"
         latin:popupLayout="@layout/keyboard_popup_honeycomb"
-        latin:keyTextStyle="bold"
+        latin:keyTextColorDisabled="#FF353535"
+        latin:keyLetterStyle="bold"
+        latin:shadowColor="#00000000"
+        latin:shadowRadius="0.0"
         />
diff --git a/java/res/layout/input_stone_bold.xml b/java/res/layout/input_stone_bold.xml
index 2d4e0b2..5fb439a 100644
--- a/java/res/layout/input_stone_bold.xml
+++ b/java/res/layout/input_stone_bold.xml
@@ -26,12 +26,11 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:background="@drawable/keyboard_background"
-        android:textStyle="bold"
 
         latin:keyBackground="@drawable/btn_keyboard_key_stone"
         latin:keyTextColor="@color/latinkeyboard_key_color_black"
         latin:shadowColor="@color/latinkeyboard_key_color_white"
-        latin:keyTextStyle="bold"
+        latin:keyLetterStyle="bold"
         latin:colorScheme="black"
         latin:popupLayout="@layout/input_stone_popup"
         />