Virtualbox install via apt isn't working so going with deb from vb

.travis.yml

@@ -4,7 +4,7 @@ rvm:
 before_install:
   - sudo curl -L https://dl.bintray.com/mitchellh/vagrant/vagrant_1.7.2_x86_64.deb -o /tmp/vagrant_1.7.2_x86_64.deb
   - sudo dpkg -i /tmp/vagrant_1.7.2_x86_64.deb
-  - sudo curl -L http://download.virtualbox.org/virtualbox/4.3.28/virtualbox-4.3_4.3.28-100309~Ubuntu~precise_amd64.deb
+  - sudo curl -L http://download.virtualbox.org/virtualbox/4.3.28/virtualbox-4.3_4.3.28-100309~Ubuntu~precise_amd64.deb -o /tmp/virtualbox-4.3_4.3.28-100309~Ubuntu~precise_amd64.deb
   - sudo dpkg -i /tmp/virtualbox-4.3_4.3.28-100309~Ubuntu~precise_amd64.deb
 install:
   - gem install --version 1.7.15 bundler