Blurb::
File containing advanced ROL options
Description::
Allow power users to override default ROL options

*Default Behavior*
No advanced options used.

*Usage Tips*
The ``options_file`` offers a final override over other options
settings, which are applied with the folowing precedence:


1. ROL library defaults

2. Dakota hard-coded defaults

3. Settings from Dakota input file

4. Settings from the advaned ``options_file``
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