Consolidate Esperanto layout into Spanish layout

This change also removes AsciiCapable extra value from Esperanto
subtype.

Change-Id: I0fa18ef7c52e4ba24b182e8ecb9788572660b704
diff --git a/java/res/xml/rowkeys_qwerty3.xml b/java/res/xml/rowkeys_qwerty3.xml
index a74aeb8..b70fd72 100644
--- a/java/res/xml/rowkeys_qwerty3.xml
+++ b/java/res/xml/rowkeys_qwerty3.xml
@@ -25,7 +25,8 @@
         latin:keyLabel="z"
         latin:moreKeys="!text/more_keys_for_z" />
     <Key
-        latin:keyLabel="x" />
+        latin:keyLabel="!text/keylabel_for_x"
+        latin:moreKeys="!text/more_keys_for_x" />
     <Key
         latin:keyLabel="c"
         latin:moreKeys="!text/more_keys_for_c" />