[SSE] Add translation

apps/spreadsheeteditor/main/app/controller/Main.js

@@ -129,7 +129,8 @@ define([
                         'Row Labels': this.txtRowLbls,
                         'Column Labels': this.txtColLbls,
                         'Multi-Select (Alt+S)': this.txtMultiSelect,
-                        'Clear Filter (Alt+C)':  this.txtClearFilter
+                        'Clear Filter (Alt+C)':  this.txtClearFilter,
+                        '(blank)': this.txtBlank
                     };
                 styleNames.forEach(function(item){
                     translate[item] = me['txtStyle_' + item.replace(/ /g, '_')] || item;
@@ -2552,7 +2553,8 @@ define([
             errNoDuplicates: 'No duplicate values found.',
             errRemDuplicates: 'Duplicate values found and deleted: {0}, unique values left: {1}.',
             txtMultiSelect: 'Multi-Select (Alt+S)',
-            txtClearFilter: 'Clear Filter (Alt+C)'
+            txtClearFilter: 'Clear Filter (Alt+C)',
+            txtBlank: '(blank)'
         }
     })(), SSE.Controllers.Main || {}))
 });

apps/spreadsheeteditor/main/locale/en.json

@@ -816,6 +816,7 @@
   "SSE.Controllers.Main.warnProcessRightsChange": "You have been denied the right to edit the file.",
   "SSE.Controllers.Main.txtMultiSelect": "Multi-Select (Alt+S)",
   "SSE.Controllers.Main.txtClearFilter": "Clear Filter (Alt+C)",
+  "SSE.Controllers.Main.txtBlank": "(blank)",
   "SSE.Controllers.Print.strAllSheets": "All Sheets",
   "SSE.Controllers.Print.textFirstCol": "First column",
   "SSE.Controllers.Print.textFirstRow": "First row",