allow dot in field in ElasticSearch 2.4.1
allow dot in field in ElasticSearch 2.4.1

oguennec/eean-docker-compose,oguennec/angular-elastic-runner,oguennec/eean-docker-compose,oguennec/eean-docker-compose,oguennec/angular-elastic-runner,oguennec/angular-elastic-runner