enable travis for all branches

Author: yetist

.travis.yml

@@ -6,9 +6,9 @@ services:
   - docker
 
 # Use travis branch for test.
-branches:
-  only:
-  - travis
+#branches:
+#  only:
+#  - travis
 
 before_install:
   - curl -L -o docker-build https://github.com/mate-desktop/mate-dev-scripts/raw/travis/travis/docker-build