Support <key-style/> and keyStyle attribute for Keyboard XML

Change-Id: Ie052e989d0180eecfc8c244ba6c60594a46103d1
diff --git a/java/res/values/strings.xml b/java/res/values/strings.xml
index 018a1f9..09449dc 100644
--- a/java/res/values/strings.xml
+++ b/java/res/values/strings.xml
@@ -219,11 +219,11 @@
     <!-- Label for soft enter key when it performs SEND action.  Must be short to fit on key! -->
     <string name="label_send_key">Send</string>
     <!-- Label for "switch to symbols" key.  Must be short to fit on key! -->
-    <string name="label_symbol_key">\?123</string>
+    <string name="label_to_symbol_key">\?123</string>
     <!-- Label for "switch to numeric" key.  Must be short to fit on key! -->
     <string name="label_phone_key">123</string>
     <!-- Label for "switch to alphabetic" key.  Must be short to fit on key! -->
-    <string name="label_alpha_key">ABC</string>
+    <string name="label_to_alpha_key">ABC</string>
     <!-- Label for ALT modifier key.  Must be short to fit on key! -->
     <string name="label_alt_key">ALT</string>
     <!-- Label for Backspace modifier key.  Must be short to fit on key! -->