Remove remainings from other project.

.travis.yml

@@ -5,7 +5,6 @@ python:
   - "3.4"
 before_install:
   - sudo apt-get update -qq
-  - sudo apt-get install -qq gnupg
   # Workaround for a permissions issue with Travis virtual machine images
   # that breaks Python's multiprocessing:
   # https://github.com/travis-ci/travis-cookbooks/issues/155