Replace UTF-8 string resources with their hex representations

bug: 5988656
Change-Id: Ifc3c3a2eccfc23d75b4066c2c9c02c48dacda55b
diff --git a/java/res/xml/rows_serbian.xml b/java/res/xml/rows_serbian.xml
index d2203ce..5591ced 100644
--- a/java/res/xml/rows_serbian.xml
+++ b/java/res/xml/rows_serbian.xml
@@ -26,75 +26,97 @@
     <Row
         latin:keyWidth="9.091%p"
     >
+        <!-- \u0459: "љ" CYRILLIC SMALL LETTER LJE -->
         <Key
-            latin:keyLabel="љ"
+            latin:keyLabel="\u0459"
             latin:keyHintLabel="1"
             latin:additionalMoreKeys="1" />
+        <!-- \u045a: "њ" CYRILLIC SMALL LETTER NJE -->
         <Key
-            latin:keyLabel="њ"
+            latin:keyLabel="\u045a"
             latin:keyHintLabel="2"
             latin:additionalMoreKeys="2" />
+        <!-- \u0435: "е" CYRILLIC SMALL LETTER IE -->
         <Key
-            latin:keyLabel="е"
+            latin:keyLabel="\u0435"
             latin:keyHintLabel="3"
             latin:additionalMoreKeys="3" />
+        <!-- \u0440: "р" CYRILLIC SMALL LETTER ER -->
         <Key
-            latin:keyLabel="р"
+            latin:keyLabel="\u0440"
             latin:keyHintLabel="4"
             latin:additionalMoreKeys="4" />
+        <!-- \u0442: "т" CYRILLIC SMALL LETTER TE -->
         <Key
-            latin:keyLabel="т"
+            latin:keyLabel="\u0442"
             latin:keyHintLabel="5"
             latin:additionalMoreKeys="5" />
+        <!-- \u0437: "з" CYRILLIC SMALL LETTER ZE -->
         <Key
-            latin:keyLabel="з"
+            latin:keyLabel="\u0437"
             latin:keyHintLabel="6"
             latin:additionalMoreKeys="6" />
+        <!-- \u0443: "у" CYRILLIC SMALL LETTER U -->
         <Key
-            latin:keyLabel="у"
+            latin:keyLabel="\u0443"
             latin:keyHintLabel="7"
             latin:additionalMoreKeys="7" />
+        <!-- \u0438: "и" CYRILLIC SMALL LETTER I -->
         <Key
-            latin:keyLabel="и"
+            latin:keyLabel="\u0438"
             latin:keyHintLabel="8"
             latin:additionalMoreKeys="8" />
+        <!-- \u043e: "о" CYRILLIC SMALL LETTER O -->
         <Key
-            latin:keyLabel="о"
+            latin:keyLabel="\u043e"
             latin:keyHintLabel="9"
             latin:additionalMoreKeys="9" />
+        <!-- \u043f: "п" CYRILLIC SMALL LETTER PE -->
         <Key
-            latin:keyLabel="п"
+            latin:keyLabel="\u043f"
             latin:keyHintLabel="0"
             latin:additionalMoreKeys="0" />
+        <!-- \u0448: "ш" CYRILLIC SMALL LETTER SHA -->
         <Key
-            latin:keyLabel="ш"
+            latin:keyLabel="\u0448"
             latin:keyWidth="fillRight" />
     </Row>
     <Row
         latin:keyWidth="9.091%p"
     >
+        <!-- \u0430: "а" CYRILLIC SMALL LETTER A -->
         <Key
-            latin:keyLabel="а" />
+            latin:keyLabel="\u0430" />
+        <!-- \u0441: "с" CYRILLIC SMALL LETTER ES -->
         <Key
-            latin:keyLabel="с" />
+            latin:keyLabel="\u0441" />
+        <!-- \u0434: "д" CYRILLIC SMALL LETTER DE -->
         <Key
-            latin:keyLabel="д" />
+            latin:keyLabel="\u0434" />
+        <!-- \u0444: "ф" CYRILLIC SMALL LETTER EF -->
         <Key
-            latin:keyLabel="ф" />
+            latin:keyLabel="\u0444" />
+        <!-- \u0433: "г" CYRILLIC SMALL LETTER GHE -->
         <Key
-            latin:keyLabel="г" />
+            latin:keyLabel="\u0433" />
+        <!-- \u0445: "х" CYRILLIC SMALL LETTER HA -->
         <Key
-            latin:keyLabel="х" />
+            latin:keyLabel="\u0445" />
+        <!-- \u0458: "ј" CYRILLIC SMALL LETTER JE -->
         <Key
-            latin:keyLabel="ј" />
+            latin:keyLabel="\u0458" />
+        <!-- \u043a: "к" CYRILLIC SMALL LETTER KA -->
         <Key
-            latin:keyLabel="к" />
+            latin:keyLabel="\u043a" />
+        <!-- \u043b: "л" CYRILLIC SMALL LETTER EL -->
         <Key
-            latin:keyLabel="л" />
+            latin:keyLabel="\u043b" />
+        <!-- \u0447: "ч" CYRILLIC SMALL LETTER CHE -->
         <Key
-            latin:keyLabel="ч" />
+            latin:keyLabel="\u0447" />
+        <!-- \u045b: "ћ" CYRILLIC SMALL LETTER TSHE -->
         <Key
-            latin:keyLabel="ћ"
+            latin:keyLabel="\u045b"
             latin:keyWidth="fillRight" />
     </Row>
     <Row
@@ -103,24 +125,33 @@
         <Key
             latin:keyStyle="shiftKeyStyle"
             latin:keyWidth="11.75%p" />
+        <!-- \u0455: "ѕ" CYRILLIC SMALL LETTER DZE -->
         <Key
-            latin:keyLabel="ѕ" />
+            latin:keyLabel="\u0455" />
+        <!-- \u045f: "џ" CYRILLIC SMALL LETTER DZHE -->
         <Key
-            latin:keyLabel="џ" />
+            latin:keyLabel="\u045f" />
+        <!-- \u0446: "ц" CYRILLIC SMALL LETTER TSE -->
         <Key
-            latin:keyLabel="ц" />
+            latin:keyLabel="\u0446" />
+        <!-- \u0432: "в" CYRILLIC SMALL LETTER VE -->
         <Key
-            latin:keyLabel="в" />
+            latin:keyLabel="\u0432" />
+        <!-- \u0431: "б" CYRILLIC SMALL LETTER BE -->
         <Key
-            latin:keyLabel="б" />
+            latin:keyLabel="\u0431" />
+        <!-- \u043d: "н" CYRILLIC SMALL LETTER EN -->
         <Key
-            latin:keyLabel="н" />
+            latin:keyLabel="\u043d" />
+        <!-- \u043c: "м" CYRILLIC SMALL LETTER EM -->
         <Key
-            latin:keyLabel="м" />
+            latin:keyLabel="\u043c" />
+        <!-- \u0452: "ђ" CYRILLIC SMALL LETTER DJE -->
         <Key
-            latin:keyLabel="ђ" />
+            latin:keyLabel="\u0452" />
+        <!-- \u0436: "ж" CYRILLIC SMALL LETTER ZHE -->
         <Key
-            latin:keyLabel="ж" />
+            latin:keyLabel="\u0436" />
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyWidth="fillRight" />