First cut at creating a .m2 cache for aws-test jobs

Because downloading maven dependencies every test is really a bear.

cloud-providers/aws.yml

@@ -65,6 +65,12 @@
   image: divido2/aws-maven:v1.0
   environment:
     name: AWS
+  variables:
+    MAVEN_REPO_PATH: "$CI_PROJECT_DIR/.m2/repository"
+    MAVEN_CLI_OPTS: "--batch-mode --settings=$CI_PROJECT_DIR/.mvn/community-maven.settings.xml"
+  cache:
+    paths:
+      - $MAVEN_REPO_PATH
   extends:
     - .aws_variables
   before_script:
@@ -120,7 +126,7 @@ aws-test:
   script:
     - ls -ltr
     - cd $INTEGRATION_TEST_DIR
-    - mvn test -Dorg.slf4j.simpleLogger.defaultLogLevel=info
+    - mvn $MAVEN_CLI_OPTS test -Dorg.slf4j.simpleLogger.defaultLogLevel=info
   only:
     variables:
       - $AWS == 'true'