Added LLMediaCtrl rightclick context menu. Also added some v3-esque xml handling for menus (*.on_visible, *.on_enable, *.on_click).

indra/newview/skins/default/xui/en-us/menu_media_ctrl.xml

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="utf-8" standalone="yes" ?>
+<menu
+ name="media ctrl context menu">
+  <menu_item_call
+   label="Cut"
+   layout="topleft"
+   name="Cut">
+    <menu_item_call.on_click
+     function="Edit.Cut" />
+    <menu_item_call.on_enable
+     function="Edit.EnableCut" />
+  </menu_item_call>
+  <menu_item_call
+   label="Copy"
+   layout="topleft"
+   name="Copy">
+    <menu_item_call.on_click
+     function="Edit.Copy" />
+    <menu_item_call.on_enable
+     function="Edit.EnableCopy" />
+  </menu_item_call>
+  <menu_item_call
+   label="Paste"
+   layout="topleft"
+   name="Paste">
+    <menu_item_call.on_click
+     function="Edit.Paste" />
+    <menu_item_call.on_enable
+     function="Edit.EnablePaste" />
+  </menu_item_call>
+</menu>

indra/newview/skins/default/xui/es/menu_media_ctrl.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" standalone="yes"?>
+<menu name="media ctrl context menu">
+	<menu_item_call label="Cortar" name="Cut"/>
+	<menu_item_call label="Copiar" name="Copy"/>
+	<menu_item_call label="Pegar" name="Paste"/>
+</menu>

indra/newview/skins/default/xui/fr/menu_media_ctrl.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" standalone="yes"?>
+<menu name="media ctrl context menu">
+	<menu_item_call label="Couper" name="Cut"/>
+	<menu_item_call label="Copier" name="Copy"/>
+	<menu_item_call label="Coller" name="Paste"/>
+</menu>

indra/newview/skins/default/xui/pt/menu_media_ctrl.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" standalone="yes"?>
+<menu name="media ctrl context menu">
+	<menu_item_call label="Cortar" name="Cut"/>
+	<menu_item_call label="Cortar" name="Copy"/>
+	<menu_item_call label="Colar" name="Paste"/>
+</menu>