NSHM Unit tests

When running NSHM unit tests in pipeline, instead of running the hazard calculation in the junit test itself the hazard calculation is done by running a java class and writing out the results to JSON files.

.gitlab-ci.yml

@@ -208,6 +208,7 @@ Container Registry:
 
 Build Project:
   script:
+    - cat /proc/meminfo
     - ./gradlew assemble
   stage: build