basho/yokozuna — pull request #153 by rzezeski (2013-08-06 22:31:05+00:00)
Title: Fix field name creation in XML extractor

Fix the field name creation when there are an even number of elements
in the name stack.

e.g.

```

```

Should generate `one_two_three_four` not `one_twothree_four` as it did
up until this patch.