In addition to Git, "first line as a summary" appears in a few other places - for instance, Mercurial's 'log' command prints just the first line by default. Fol

In addition to Git, "first line as a summary" appears in a few other places - for instance, Mercurial's 'log' command prints just the first line by default. Following the guidelines in this Gist helps future-proof your project history against other tools, and helps developers using your code with some conversion tool.