fix ISO time columns when no column names #66

src/components/CsvImport/csv.js

@@ -24,7 +24,9 @@ export default {
         return resultRow
       })
     } else {
-      result.values = source.data
+      result.values = source.data.map(row => row.map(value => 
+        value instanceof Date ? value.toISOString(): value
+      ))
       result.columns = []
       for (let i = 1; i <= source.data[0].length; i++) {
         result.columns.push(`col${i}`)