w2v-server: rename datatable internal search to "Filter"
diff --git a/templates/index.html.ep b/templates/index.html.ep
index 7a899b5..0a2a408 100644
--- a/templates/index.html.ep
+++ b/templates/index.html.ep
@@ -98,6 +98,9 @@
                      { "orderSequence": [ "desc" ], "targets": [ 1 ] },
                      { "orderSequence": [ "asc", "desc" ], "targets": [ 2 ] },
                  ],
+                 "oLanguage": {
+                     "sSearch": "Filter: "
+                 },
                  "order": [[ 1, 'desc' ]],
              } );
 
@@ -144,6 +147,9 @@
                      { "orderSequence": [ "desc" ], "targets": [ 2, 3, 4, 5, 6 ] },
                      { "orderSequence": [ "asc", "desc" ], "targets": [ 1, 7 ] },
                  ],
+                 "oLanguage": {
+                     "sSearch": "Filter: "
+                 },
                  "order": [[ 4, 'desc' ]],
              } );