Merge pull request #227 from twisted/psi29a-force-unauth-install

psi29a-force-unauth-install

.travis.yml

@@ -48,7 +48,7 @@ before_install:
   - sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 7F0CEB10
   - echo 'deb http://repo.mongodb.org/apt/ubuntu '$(lsb_release -sc)'/mongodb-org/3.0 multiverse' | sudo tee /etc/apt/sources.list.d/mongodb-org-3.0.list
   - sudo apt-get update
-  - sudo apt-get install mongodb-org-server
+  - sudo apt-get install -y --allow-unauthenticated mongodb-org-server
     # PyCrypto detects libgmp-dev and build its fastmath native extension which is incompatible with pypy. So removing libgmp-dev for pypy builds.
   - if [[ "$TRAVIS_PYTHON_VERSION" == pypy* ]]; then sudo apt-get remove -y --auto-remove libgmp-dev; fi
   - mongod --version