Merge pull request #86 from CLIVAR-PRP/lee1043-patch-1

Update README.md to add buttons

Author: lee1043

README.md

@@ -1,4 +1,11 @@
-## CLIVAR ENSO Metrics Package
+# CLIVAR ENSO Metrics Package
+
+<!-- badges: start -->
+[![latest version](https://img.shields.io/conda/vn/conda-forge/enso_metrics.svg?kill_cache=1)](https://anaconda.org/conda-forge/enso_metrics/)
+[![Last updated](https://anaconda.org/conda-forge/enso_metrics/badges/latest_release_date.svg?kill_cache=1)](https://anaconda.org/conda-forge/enso_metrics/files)
+![platforms](https://img.shields.io/badge/platforms-linux%20|%20osx-lightgrey.svg)
+[![License](https://anaconda.org/conda-forge/enso_metrics/badges/license.svg)](https://github.com/CLIVAR-PRP/ENSO_metrics/blob/master/LICENSE)
+[![Download](https://anaconda.org/conda-forge/enso_metrics/badges/downloads.svg?kill_cache=1)](https://anaconda.org/conda-forge/enso_metrics/)
 
 ENSO metrics package for climate model evaluation
 Metrics and collections devised by CLIVAR ENSO group