move "comma separated" near "Column values"

main/webapp/modules/core/langs/translation-en.json

@@ -156,7 +156,7 @@
         "use-quote": "Use character",
         "quote-delimits-cells": "to enclose cells containing column separators",
         "click-xml": "Click on the first XML element corresponding to the first record to load.",
-        "column-names-label": "Column names",
+        "column-names-label": "Column names (comma separated)",
 		"column-names-optional":"comma separated"
     },
     "core-dialogs": {

main/webapp/modules/core/scripts/index/parser-interfaces/separator-based-parser-ui.html

@@ -59,7 +59,6 @@
       <tr><td width="1%"><input type="checkbox" bind="columnNamesCheckbox" id="$check-column-names" /></td>
       <td id="or-import-columnNames"></td>    
 	  <td><input style="width: 18em;" bind="columnNamesInput" /></td>
-	  <td id="or-import-optional"></td>
     </tr></table></div></td>
     
     <td colspan="1"><div class="grid-layout layout-tightest"><table>