* ffe: add page
* ffe: changes following review comments
- Clarified required default or specific configuration
- Added .ffe to path/to/config.ffe
- Mentioned ~/fferc in --structure --print example
- Using long-format flags. Short format -c used for later samples
- Fixed case of LastNAme in sample format of --filed-list
* ffe: fix missing braces. oops.
* ffe: add back-quotes and period missing from `~/.fferc`
* ffe: Use Cobra_Case for field names in sample field-list as requested.
* ffe: Accept suggested "A configuration file is required"
* ffe: Change sample --field-list value back to author's CamelCase, as requested.