Disable ANSI in Travis

Author: drpatelh

.travis.yml

@@ -39,4 +39,4 @@ script:
   # Lint the documentation
   - markdownlint ${TRAVIS_BUILD_DIR} -c ${TRAVIS_BUILD_DIR}/.github/markdownlint.yml
   # Run the pipeline with the test profile
-  - nextflow run ${TRAVIS_BUILD_DIR} -profile test,docker
+  - nextflow run ${TRAVIS_BUILD_DIR} -profile test,docker -ansi-log false