Fixed column translation problem

ng2-components/ng2-alfresco-documentlist/src/components/content-column-list.ts

@@ -38,4 +38,18 @@ export class ContentColumnList {
             this.documentList.columns.push(column);
         }
     }
+
+    /**
+     * Update the title with the new value
+     * @param column Column definition model.
+     */
+    updateColumn(column: ContentColumnModel): void {
+        if (this.documentList && column) {
+            this.documentList.columns.forEach((tmpColumn) => {
+                if (tmpColumn.source === column.source) {
+                    tmpColumn.title = column.title;
+                }
+            });
+        }
+    }
 }