Merge pull request #5 from krvajal/krvajal-patch-1

Update README.md

Author: krvajal

README.md

@@ -1,7 +1,7 @@
 # Modern Fortran language support for VSCode
 
 [![Build Status](https://travis-ci.org/krvajal/vscode-fortran-support.svg?branch=master)](https://travis-ci.org/krvajal/vscode-fortran-support)
-
+[![codecov](https://codecov.io/gh/krvajal/vscode-fortran-support/branch/master/graph/badge.svg)](https://codecov.io/gh/krvajal/vscode-fortran-support)
 
 This extension provides support for the Fortran programming language. It includes syntax highlighting, code snippets and a linting based on gfortran.