Fixed an issue with the freetext importer where unsetting a duplicate value would not be reflected in the entry IDs

- this caused some attributes to be dropped from the end of the list

VERSION.json

@@ -1 +1 @@
-{"major":2, "minor":3, "hotfix":177}
+{"major":2, "minor":3, "hotfix":178}

app/Controller/EventsController.php

@@ -2917,6 +2917,7 @@ class EventsController extends AppController {
 					if (isset($resultArray[$i]) && $v == $resultArray[$i]) unset ($resultArray[$k]);
 				}
 			}
+			$resultArray = array_values($resultArray);
 			$typeCategoryMapping = array();
 			foreach ($this->Event->Attribute->categoryDefinitions as $k => $cat) {
 				foreach ($cat['types'] as $type) {