[BUGFIX] If all the rows are skipped, it will throw an error (because…

… there are import rows, but those are skipped).

app/code/community/Ho/Import/Model/Import.php

@@ -291,11 +291,11 @@ protected function _createImportCsv()
                 $result = $this->_fieldMapItem($preparedItem);
 
                 foreach ($result as $row) {
+                    $rowCount++;
                     $exportAdapter->writeRow(array_merge($fieldNames, $row));
                 }
             }
 
-            $rowCount++;
             $sourceAdapter->next();
         }
         $this->setRowCount($rowCount);