run the build in debug mode to get more details out of travis

Author: vapier

.travis.yml

@@ -10,7 +10,7 @@ before_install:
 - sudo apt-get install python-pip
 - sudo pip install -r requirements.txt
 script:
-- make publish
+- make DEBUG=1 publish
 - git remote remove origin
 - git remote add origin [email protected]:libgd/libgd.github.io.git
 - git fetch --all