Add missing string in login panel, in Latency skin

indra/newview/skins/latency/xui/en/panel_fs_login.xml

@@ -29,6 +29,9 @@
         http://secondlife.com/account/request.php
     </panel.string>
     <!-- *NOTE: Custom resize logic for login_html in llpanellogin.cpp -->
+    <string name="ServerComboTooltip">
+        An existing grid or a grid URI
+    </string>
     <web_browser
      name="login_html"
      top="18"

indra/newview/skins/latency/xui/pl/panel_fs_login.xml

@@ -1,5 +1,8 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes"?>
 <panel name="panel_login">
+	<panel.string name="ServerComboTooltip">
+		Istniejący świat lub URI świata
+	</panel.string>
 	<layout_stack name="login_widgets">
 		<layout_panel name="login">
 			<text name="log_in_text">

indra/newview/skins/latency/xui/ru/panel_fs_login.xml

@@ -1,5 +1,8 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes" ?>
 <panel name="panel_login">
+    <string name="ServerComboTooltip">
+        Существующая сетка или URI сетки
+    </string>
     <layout_stack name="login_widgets">
         <layout_panel name="login">
             <text name="username_text">