Add link to Marcus Geelnard's blog post on linear git history

Author: unixorn

README.md

@@ -213,6 +213,8 @@ Here are some helpful aliases for your `~/.gitconfig`
 
 * [How to Review a Merge Commit](https://haacked.com/archive/2014/02/21/reviewing-merge-commits/) - Good article on dealing with reviewing the changes made during a merge.
 
+* [A Tidy, Linear Git History](http://www.bitsnbites.eu/a-tidy-linear-git-history/) - Marcus Geelnard wrote a blog post about the value of a linear commit history.
+
 ### External Git Utilities
 
 * [bfg repo-cleaner](https://rtyley.github.io/bfg-repo-cleaner/) - Removes large or troublesome blobs like `git filter-branch` does, but faster.