Rename Key.keyLabel attribute to KeySpec

Change-Id: Ida48cd9bdbc01fefad651a005084262c0f46c41c
diff --git a/java/res/xml-sw600dp/rowkeys_pcqwerty1.xml b/java/res/xml-sw600dp/rowkeys_pcqwerty1.xml
index ae6bab7..5389e22 100644
--- a/java/res/xml-sw600dp/rowkeys_pcqwerty1.xml
+++ b/java/res/xml-sw600dp/rowkeys_pcqwerty1.xml
@@ -22,66 +22,66 @@
     xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
 >
     <Key
-        latin:keyLabel="`"
+        latin:keySpec="`"
         latin:keyHintLabel="~"
         latin:additionalMoreKeys="~"
         latin:keyStyle="hasShiftedLetterHintStyle" />
     <Key
-        latin:keyLabel="1"
+        latin:keySpec="1"
         latin:keyHintLabel="!"
         latin:additionalMoreKeys="!"
         latin:keyStyle="hasShiftedLetterHintStyle"
         latin:moreKeys="!text/more_keys_for_exclamation,!text/more_keys_for_symbols_1" />
     <Key
-        latin:keyLabel="2"
+        latin:keySpec="2"
         latin:keyHintLabel="\@"
         latin:additionalMoreKeys="\@"
         latin:keyStyle="hasShiftedLetterHintStyle"
         latin:moreKeys="!text/more_keys_for_symbols_2" />
     <Key
-        latin:keyLabel="3"
+        latin:keySpec="3"
         latin:keyHintLabel="\#"
         latin:additionalMoreKeys="\#"
         latin:keyStyle="hasShiftedLetterHintStyle"
         latin:moreKeys="!text/more_keys_for_symbols_3" />
     <Key
-        latin:keyLabel="4"
+        latin:keySpec="4"
         latin:keyHintLabel="$"
         latin:additionalMoreKeys="$"
         latin:keyStyle="hasShiftedLetterHintStyle"
         latin:moreKeys="!text/more_keys_for_symbols_4" />
     <Key
-        latin:keyLabel="5"
+        latin:keySpec="5"
         latin:keyHintLabel="%"
         latin:additionalMoreKeys="\\%"
         latin:keyStyle="hasShiftedLetterHintStyle"
         latin:moreKeys="!text/more_keys_for_symbols_5" />
     <Key
-        latin:keyLabel="6"
+        latin:keySpec="6"
         latin:keyHintLabel="^"
         latin:additionalMoreKeys="^"
         latin:keyStyle="hasShiftedLetterHintStyle"
         latin:moreKeys="!text/more_keys_for_symbols_6" />
     <Key
-        latin:keyLabel="7"
+        latin:keySpec="7"
         latin:keyHintLabel="&amp;"
         latin:additionalMoreKeys="&amp;"
         latin:keyStyle="hasShiftedLetterHintStyle"
         latin:moreKeys="!text/more_keys_for_symbols_7" />
     <Key
-        latin:keyLabel="8"
+        latin:keySpec="8"
         latin:keyHintLabel="*"
         latin:additionalMoreKeys="*"
         latin:keyStyle="hasShiftedLetterHintStyle"
         latin:moreKeys="!text/more_keys_for_symbols_8" />
     <Key
-        latin:keyLabel="9"
+        latin:keySpec="9"
         latin:keyHintLabel="("
         latin:additionalMoreKeys="("
         latin:keyStyle="hasShiftedLetterHintStyle"
         latin:moreKeys="!text/more_keys_for_symbols_9" />
     <Key
-        latin:keyLabel="0"
+        latin:keySpec="0"
         latin:keyHintLabel=")"
         latin:additionalMoreKeys=")"
         latin:keyStyle="hasShiftedLetterHintStyle"
@@ -90,7 +90,7 @@
          U+2014: "—" EM DASH
          U+00B7: "·" MIDDLE DOT -->
     <Key
-        latin:keyLabel="-"
+        latin:keySpec="-"
         latin:keyHintLabel="_"
         latin:additionalMoreKeys="_"
         latin:keyStyle="hasShiftedLetterHintStyle"
@@ -99,7 +99,7 @@
          U+2260: "≠" NOT EQUAL TO
          U+2248: "≈" ALMOST EQUAL TO -->
     <Key
-        latin:keyLabel="="
+        latin:keySpec="="
         latin:keyHintLabel="+"
         latin:additionalMoreKeys="+"
         latin:keyStyle="hasShiftedLetterHintStyle"