Fix Elasticsearch and MongoDB Docker image builds
Fix Docker image builds
- Elasticsearch
- Add execution permissions on the shell scripts, https://stackoverflow.com/a/21694391/796832
- MongoDB
- Wait for MongoDB process to be ready to accept connections, https://jira.mongodb.org/browse/SERVER-16292
- Based off of https://stackoverflow.com/a/45060399/796832
Edited by Eric Eastwood