Fetch data about issues and the issues's changelogs from Jira and store in elasticsearch.
Recommended IDE is IntelliJ IDEA. Clone the repo. Open the project by either just opening build.sbt from IntelliJ or import project with "Import project" and selecting build.sbt.
Run sbt assembly and a fat JAR will be created in the target/scala-2.10 folder.
Configure the application in a copy of application.conf.
Start the application using the fat JAR with command java -Dconfig.file=<path to config file> -jar <path to JAR file>.