Merge pull request #12 from aosapps/roganw-patch-1

update sonar-scanner to 4.2.0.1873

Dockerfile

@@ -1,6 +1,6 @@
 FROM openjdk:8-jre-alpine
 
-ARG SONAR_VERSION=3.3.0.1492
+ARG SONAR_VERSION=4.2.0.1873
 ARG SONAR_SCANNER_CLI=sonar-scanner-cli-${SONAR_VERSION}
 ARG SONAR_SCANNER=sonar-scanner-${SONAR_VERSION}