README.md in sensu-plugins-elasticsearch-1.11.1 vs README.md in sensu-plugins-elasticsearch-1.12.0

@@ -12,10 +12,11 @@
  * /bin/check-es-circuit-breakers.rb
  * /bin/check-es-cluster-health.rb
  * /bin/check-es-cluster-status.rb
  * /bin/check-es-file-descriptors.rb
  * /bin/check-es-heap.rb
+ * /bin/check-es-indices-field-count.rb
  * /bin/check-es-indexes.rb
  * /bin/check-es-indicies-sizes.rb
  * /bin/check-es-node-status.rb
  * /bin/check-es-query-count.rb
  * /bin/check-es-query-exists.rb
@@ -40,15 +41,15 @@
 
 Note: The test suite uses an elasticsearch instance in order to have passing tests. Execute the following command to create a mock elasticsearch 6 instance:
 
 ```bash
 docker run -d --name sensu-elasticsearch-6 docker.elastic.co/elasticsearch/elasticsearch:6.2.2
-``` 
+```
 
 Running the tests:
 
 ```bash
 bundle install --path vendor/bundle
 bundle exec kitchen test
-``` 
+```
 
-You can find sample output for all tests running successfully in [this gist](https://gist.github.com/alexandrustaetu/d19feea1296d2ce7e367542265252d7a). 
\ No newline at end of file
+You can find sample output for all tests running successfully in [this gist](https://gist.github.com/alexandrustaetu/d19feea1296d2ce7e367542265252d7a).