updated Oracle JDK version to 1.8.0_40

Author: coderfi

README.md

@@ -13,7 +13,7 @@ This docker image contains the following software stack:
 
 - OS: busybox
 
-- Java: Oracle JDK 1.8.0
+- Java: Oracle JDK 1.8.0_40
 
 - Scala: 2.11.6
 
@@ -69,4 +69,4 @@ docker run --rm --volumes-from=data-scala coderfi/sbt package
 Increase memory to sbt
 ```
 docker run --rm --volumes-from=data-scala -e SBT_OPTS="-Xms512M -Xmx2G -Xss1M -XX:+CMSClassUnloadingEnabled" coderfi/sbt package
-```
+```