Merge branch 'k-means' of github.com:johnsgill3/swift-algorithm-club into k-means

Author: johnsgill3

README.markdown

@@ -95,6 +95,7 @@ Bad sorting algorithms (don't use these!):
 
 ### Machine learning
 
+- [k-Means](K-Means/). Unsupervised classifier that partitions data into k clusters.
 - k-Nearest Neighbors
 - Linear Regression
 - Logistic Regression