fix(pandas): add condition for pandas config

[d33bs]

Description

This PR adds a conditional before configuring Pandas which checks that the config option in Pandas exists. Earlier versions of Pandas may not include this configuration option and we also balancing many different versions of Pandas for compatibility.

References #414

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• [x] Bug fix (fixes an issue).
• [ ] Enhancement (adds functionality).
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected).
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[d33bs]

Thanks @kenibrewer ! Merging this in.