added facet "Count non-blank values/column" to menu All

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

@@ -582,6 +582,8 @@
     "core-views/facet-flag": "Facet by flag",
     "core-views/flagged-rows": "Flagged Rows",
     "core-views/blank-rows": "Blank Rows",
+    "core-views/count-non-blank-values": "Count non-blank values/column",
+    "core-views/non-blank-values": "Non-blank values per column",
     "core-views/edit-rows": "Edit rows",
     "core-views/star-rows": "Star rows",
     "core-views/unstar-rows": "Unstar rows",

main/webapp/modules/core/scripts/views/data-table/data-table-view.js

@@ -667,6 +667,23 @@ DataTableView.prototype._createMenuForAllColumns = function(elmt) {
               }
             );
           }
+        },
+        {
+          label: $.i18n('core-views/count-non-blank-values'),
+          id: "core/count-non-blank-values",
+          click: function() {
+            ui.browsingEngine.addFacet(
+              "list", 
+              {
+                "name" : $.i18n('core-views/non-blank-values'),
+                "columnName" : "", 
+                "expression" : "filter(row.columnNames,cn,isNonBlank(cells[cn].value))"
+              },
+              {
+                "scroll" : false
+              }
+            );
+          }
         }
       ]
     },