Merge pull request #752 from Smarticles101/speed-up-travis-build

Potential solve for #326 and journey-test passing when they fail

bin/run-journey-test-from-ci.sh

 #!/bin/bash
 
+trap 'exit 1' ERR
 bin/build-jq.sh
 
 pr_files_json=`curl -s https://api.github.com/repos/exercism/java/pulls/${TRAVIS_PULL_REQUEST}/files`

bin/unit-tests.sh

 #!/usr/bin/env bash
-set -e
+trap 'exit 1' ERR
+
 ./gradlew --version
 
 echo ""