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Created by: cirosantilli

• multiple blank lines before header
• skip header level
• colon at end of header
• break long lines
• align definition like lists at marker
• case typos
• informal contraction bio

@randx: please watch for the header points which are mentioned at http://www.cirosantilli.com/markdown-styleguide/#headers. Please open PR if you wish to propose a change to the style.