Excel macro issue on rendering long rows with merged cells

Issue Summary

When there's a long row with merged cells in the excel file, the macro will not properly render some of the cells.

Steps to Reproduce

1. Create a xlsx document with at least a long row with merged cells
2. Attach to a Confluence page
3. Insert an *Office Excel *Macro and point it to the file
4. Publish the page

Expected Results

The file should be rendered correctly

Actual Results

Some cells are not correctly displayed :

Notes

It's possible to reproduce the issue with the following sample file:
sample.xlsx

Workaround

Currently there is no known workaround for this behavior. A workaround will be added here when available