Build fix

Author: markpet42

.travis.yml

@@ -15,14 +15,14 @@ addons:
       - ant-optional
 
 # Use xvfb to run tests that require a GUI and give it some time to start
-before_script:
-  - "export DISPLAY=:99.0"
-  - "sh -e /etc/init.d/xvfb start"
-  - sleep 3
+# before_script:
+  # - "export DISPLAY=:99.0"
+  # - "sh -e /etc/init.d/xvfb start"
+  # - sleep 3
 
 # Build the project
 script:
-  - ant build
+  - ant assemble
 
 # Deployment has been disabled in preparation for the WorldWind project suspension on April 5, 2019
 #deploy: