Travis build number now available from admin page

On the About page, the travis build numbers will be reflected on the build: property

Signed-off-by: Doug Morato <[email protected]>

.travis.yml

@@ -8,7 +8,7 @@ script:
   - git clone https://github.com/WebGoat/WebGoat-Lessons.git
   - mvn -file ./WebGoat-Lessons/pom.xml package
   - cp -fa ./WebGoat-Lessons/target/plugins/*.jar ./webgoat-container/src/main/webapp/plugin_lessons/
-  - if [[ $TRAVIS_PULL_REQUEST == "false" ]]; then mvn -Prun-integration-tests clean install; else mvn clean install; fi
+  - if [[ $TRAVIS_PULL_REQUEST == "false" ]]; then mvn "-Dbuild.number=$TRAVIS_BUILD_NUMBER" -Prun-integration-tests clean install; else mvn clean install; fi
 before_deploy:
   - export WEBGOAT_CONTAINTER_TARGET_DIR=$HOME/build/$TRAVIS_REPO_SLUG/webgoat-container/target
   - export WEBGOAT_ARTIFACTS_FOLDER=$HOME/build/$TRAVIS_REPO_SLUG/Deployable_Artifacts/