Check for use of both [mesh-options] and [Mesh]
Check for use of both [mesh-options] and [Mesh]

Error out if both are detected.

vikramvgarg/grins,cahaynes/grins,vikramvgarg/grins,vikramvgarg/grins,cahaynes/grins,nicholasmalaya/grins,nicholasmalaya/grins,cahaynes/grins,vikramvgarg/grins,vikramvgarg/grins,cahaynes/grins,vikramvgarg/grins,nicholasmalaya/grins,nicholasmalaya/grins,cahaynes/grins,cahaynes/grins