fix README again
fix README again

olivere/elastic,dorsha/elastic,mruse/elastic,cep21/elastic,guilherme-santos/elastic,hustbill/elastic,harrisonchen/elastic,nizsheanez/elastic,TinLe/elastic,gmack/elastic,olivere/elastic,guilherme-santos/elastic,yonglehou/elastic,antonikonovalov/elastic,CptJason/elastic,grafov/elastic,grafov/elastic