[#610] Build: remove jacocoTestReport from travis default build; include conditionally when building on jdk 10 or less

.travis.yml

@@ -34,7 +34,7 @@ before_script:
   - ./cc-test-reporter before-build
 script:
   - ./gradlew check --info
-  - ./gradlew jacocoTestReport
+#  - ./gradlew jacocoTestReport
 after_success:
   - bash <(curl -s https://codecov.io/bash)
   - ./cc-test-reporter after-build --exit-code $TRAVIS_TEST_RESULT

gradle/jacoco.gradle

@@ -20,5 +20,5 @@ jacocoTestCoverageVerification {
     }
 }
 // run coverage verification during the build (and fail when appropriate)
-check.dependsOn jacocoTestCoverageVerification
-//test.finalizedBy jacocoTestReport
+check.finalizedBy jacocoTestCoverageVerification
+check.finalizedBy jacocoTestReport