Support addtionalMoreKeys

This change also removes
  * Unused more_keys_for_q, w, and p.

Change-Id: Idb99e5f6d8c2ad2d28437f42b35b21c282cd181f
diff --git a/java/res/xml-sw768dp/row_qwerty1.xml b/java/res/xml-sw768dp/row_qwerty1.xml
index de91013..f6600ad 100644
--- a/java/res/xml-sw768dp/row_qwerty1.xml
+++ b/java/res/xml-sw768dp/row_qwerty1.xml
@@ -29,11 +29,9 @@
             latin:keyLabelFlags="alignLeft"
             latin:keyWidth="7.969%p" />
         <Key
-            latin:keyLabel="q"
-            latin:moreKeys="@string/more_keys_for_q" />
+            latin:keyLabel="q" />
         <Key
-            latin:keyLabel="w"
-            latin:moreKeys="@string/more_keys_for_w" />
+            latin:keyLabel="w" />
         <Key
             latin:keyLabel="e"
             latin:moreKeys="@string/more_keys_for_e" />
@@ -56,8 +54,7 @@
             latin:keyLabel="o"
             latin:moreKeys="@string/more_keys_for_o" />
         <Key
-            latin:keyLabel="p"
-            latin:moreKeys="@string/more_keys_for_p" />
+            latin:keyLabel="p" />
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-9.219%p"
diff --git a/java/res/xml-sw768dp/rows_azerty.xml b/java/res/xml-sw768dp/rows_azerty.xml
index c97ac40..066778c 100644
--- a/java/res/xml-sw768dp/rows_azerty.xml
+++ b/java/res/xml-sw768dp/rows_azerty.xml
@@ -58,8 +58,7 @@
             latin:keyLabel="o"
             latin:moreKeys="@string/more_keys_for_o" />
         <Key
-            latin:keyLabel="p"
-            latin:moreKeys="@string/more_keys_for_p" />
+            latin:keyLabel="p" />
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-9.219%p"
@@ -73,8 +72,7 @@
             latin:keyLabelFlags="alignLeft"
             latin:keyWidth="10.167%p" />
         <Key
-            latin:keyLabel="q"
-            latin:moreKeys="@string/more_keys_for_q" />
+            latin:keyLabel="q" />
         <Key
             latin:keyLabel="s"
             latin:moreKeys="@string/more_keys_for_s" />
@@ -110,8 +108,7 @@
             latin:keyStyle="shiftKeyStyle"
             latin:keyWidth="13.829%p" />
         <Key
-            latin:keyLabel="w"
-            latin:moreKeys="@string/more_keys_for_w" />
+            latin:keyLabel="w" />
         <Key
             latin:keyLabel="x" />
         <Key
diff --git a/java/res/xml-sw768dp/rows_qwertz.xml b/java/res/xml-sw768dp/rows_qwertz.xml
index 05a2a9c..7056a94 100644
--- a/java/res/xml-sw768dp/rows_qwertz.xml
+++ b/java/res/xml-sw768dp/rows_qwertz.xml
@@ -31,11 +31,9 @@
             latin:keyLabelFlags="alignLeft"
             latin:keyWidth="7.969%p" />
         <Key
-            latin:keyLabel="q"
-            latin:moreKeys="@string/more_keys_for_q" />
+            latin:keyLabel="q" />
         <Key
-            latin:keyLabel="w"
-            latin:moreKeys="@string/more_keys_for_w" />
+            latin:keyLabel="w" />
         <Key
             latin:keyLabel="e"
             latin:moreKeys="@string/more_keys_for_e" />
@@ -58,8 +56,7 @@
             latin:keyLabel="o"
             latin:moreKeys="@string/more_keys_for_o" />
         <Key
-            latin:keyLabel="p"
-            latin:moreKeys="@string/more_keys_for_p" />
+            latin:keyLabel="p" />
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-9.219%p"
diff --git a/java/res/xml-sw768dp/rows_scandinavian.xml b/java/res/xml-sw768dp/rows_scandinavian.xml
index 373617b..9e5ad14 100644
--- a/java/res/xml-sw768dp/rows_scandinavian.xml
+++ b/java/res/xml-sw768dp/rows_scandinavian.xml
@@ -31,11 +31,9 @@
             latin:keyLabelFlags="alignLeft"
             latin:keyWidth="7.500%p" />
         <Key
-            latin:keyLabel="q"
-            latin:moreKeys="@string/more_keys_for_q" />
+            latin:keyLabel="q" />
         <Key
-            latin:keyLabel="w"
-            latin:moreKeys="@string/more_keys_for_w" />
+            latin:keyLabel="w" />
         <Key
             latin:keyLabel="e"
             latin:moreKeys="@string/more_keys_for_e" />
@@ -58,8 +56,7 @@
             latin:keyLabel="o"
             latin:moreKeys="@string/more_keys_for_o" />
         <Key
-            latin:keyLabel="p"
-            latin:moreKeys="@string/more_keys_for_p" />
+            latin:keyLabel="p" />
         <Key
             latin:keyLabel="@string/keylabel_for_scandinavia_row1_11" />
         <Key
diff --git a/java/res/xml-sw768dp/rows_symbols.xml b/java/res/xml-sw768dp/rows_symbols.xml
index 820e5f7..7458b36 100644
--- a/java/res/xml-sw768dp/rows_symbols.xml
+++ b/java/res/xml-sw768dp/rows_symbols.xml
@@ -34,33 +34,43 @@
             latin:keyWidth="7.969%p" />
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_1"
+            latin:additionalMoreKeys="@string/additional_more_keys_for_symbols_1"
             latin:moreKeys="@string/more_keys_for_symbols_1" />
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_2"
+            latin:additionalMoreKeys="@string/additional_more_keys_for_symbols_2"
             latin:moreKeys="@string/more_keys_for_symbols_2" />
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_3"
+            latin:additionalMoreKeys="@string/additional_more_keys_for_symbols_3"
             latin:moreKeys="@string/more_keys_for_symbols_3" />
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_4"
+            latin:additionalMoreKeys="@string/additional_more_keys_for_symbols_4"
             latin:moreKeys="@string/more_keys_for_symbols_4" />
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_5"
+            latin:additionalMoreKeys="@string/additional_more_keys_for_symbols_5"
             latin:moreKeys="@string/more_keys_for_symbols_5" />
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_6"
+            latin:additionalMoreKeys="@string/additional_more_keys_for_symbols_6"
             latin:moreKeys="@string/more_keys_for_symbols_6" />
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_7"
+            latin:additionalMoreKeys="@string/additional_more_keys_for_symbols_7"
             latin:moreKeys="@string/more_keys_for_symbols_7" />
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_8"
+            latin:additionalMoreKeys="@string/additional_more_keys_for_symbols_8"
             latin:moreKeys="@string/more_keys_for_symbols_8" />
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_9"
+            latin:additionalMoreKeys="@string/additional_more_keys_for_symbols_9"
             latin:moreKeys="@string/more_keys_for_symbols_9" />
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_0"
+            latin:additionalMoreKeys="@string/additional_more_keys_for_symbols_0"
             latin:moreKeys="@string/more_keys_for_symbols_0" />
         <Key
             latin:keyStyle="deleteKeyStyle"