Fix confusable "label" usage, use "text" instead

* Rename makelabel tool to maketext
* Rename KeyboardLablesSet class to KeyboardTextsSet
* Rename "!label/name" to "!text/name"

Change-Id: Ia9494a89fe56f20ca8e8fedb253adbcf8b771bd3
diff --git a/java/res/xml/row_qwerty4.xml b/java/res/xml/row_qwerty4.xml
index c085180..343e3ee 100644
--- a/java/res/xml/row_qwerty4.xml
+++ b/java/res/xml/row_qwerty4.xml
@@ -51,9 +51,9 @@
             <!-- latin:hasShortcutKey="false" -->
             <default>
                 <Key
-                    latin:keyLabel="!label/keylabel_for_comma"
+                    latin:keyLabel="!text/keylabel_for_comma"
                     latin:keyLabelFlags="hasPopupHint"
-                    latin:additionalMoreKeys="!label/more_keys_for_comma"
+                    latin:additionalMoreKeys="!text/more_keys_for_comma"
                     latin:keyStyle="f1MoreKeysStyle" />
             </default>
         </switch>