Improved Travis CI Build configuration, continued
Improved Travis CI Build configuration, continued

- Fixed path to Maven settings file used in the ".travis/utils.sh" script,
  which cause the failure of build #65 (see
  https://travis-ci.org/SmartDeveloperHub/sdh-vocabulary/builds/104055845)

SmartDeveloperHub/sdh-vocabulary,SmartDeveloperHub/sdh-vocabulary