Fix 404s on HHVM

Author: ddeboer

tests/ci/install-apache-hhvm.sh

@@ -10,4 +10,4 @@ sudo sed -e "s?%TRAVIS_BUILD_DIR%?$(pwd)?g" --in-place /etc/apache2/sites-availa
 sudo service apache2 restart
 
 # Run HHVM
-hhvm -m daemon -vServer.Type=fastcgi -vServer.Port=9000
+hhvm -m daemon -vServer.Type=fastcgi -vServer.Port=9000 -vServer.FixPathInfo=true