Set colors for script editor

indra/newview/skins/default/xui/en/panel_script_ed.xml

@@ -170,6 +170,14 @@
      max_length="262144"
      name="Script Editor"
      width="487"
+     text_color="ScriptText"
+     default_color="ScriptText"
+     bg_writeable_color="ScriptBackground"
+     bg_focus_color="ScriptBackground"
+     text_readonly_color="ScriptText"
+     bg_readonly_color="ScriptBackground"
+     bg_selected_color="ScriptSelectedColor"
+     cursor_color="ScriptCursorColor"
      enable_tooltip_paste="true"
      word_wrap="true"
      show_context_menu="true">