badges should be in rst format

README.rst

@@ -126,4 +126,5 @@ The basic steps to start a new vmod from this example are::
 
 and follow the instructions output by rename-vmod-script
 
-[![CircleCI](https://circleci.com/gh/varnishcache/libvmod-example/tree/master.svg?style=svg)](https://app.circleci.com/pipelines/github/varnishcache/libvmod-example?branch=master)
+.. image:: https://circleci.com/gh/varnishcache/libvmod-example/tree/master.svg?style=svg
+    :target: https://app.circleci.com/pipelines/github/varnishcache/libvmod-example?branch=master

rename-vmod-script

@@ -34,7 +34,7 @@ git mv src/vmod_example.vcc src/vmod_${SYM_NAME}.vcc
 git grep -z -l example | xargs -0 sed -i -s -e "s/example/${SYM_NAME}/g"
 git grep -z -l Example | xargs -0 sed -i -s -e "s/Example/${CAP_NAME}/g"
 git grep -z -l EXAMPLE | xargs -0 sed -i -s -e "s/EXAMPLE/${UPP_NAME}/g"
-sed -i '/\[\!\[CircleCI\]/d' README.rst
+sed -i '@circleci.com/gh/varnishcache/libvmod-example@d' README.rst
 
 git rm -f rename-vmod-script