Add config auto_generate_type

[yuh-pen]

I added auto_generate_type to config.
When auto_generate_type = 'md' , generate a markdown file.
When auto_generate_type = 'csv' , generate a csv file.

[coveralls]

Pull Request Test Coverage Report for Build 18

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 25.0%

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Totals
Change from base Build 17:	0.0%
Covered Lines:	14
Relevant Lines:	56

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💛 - Coveralls

[eishisaito]

looks good!