Second Level Grouping does not show grouped in second column

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What steps will reproduce the problem?
1. Add Second level grouping.. It all shows up in the first column
2.
3.

What is the expected output? What do you see instead?
Second level grouping should show in second column.. First level grouping 
should show in first column.. Right now both First level column grouping and 
second level column grouping show in First Column

What version of the product are you using? On what operating system?
Version:     1.2.9.

Please provide any additional information below.

I am working on a project that requires First column to Collapse and Expand and 
Second Collapse column to collapse and expand in their own separate columns...

Original issue reported on code.google.com by hurdl...@gmail.com on 29 Jul 2014 at 8:35