Maybe we still need docker for travis

.travis.yml

@@ -1,5 +1,10 @@
 # We want to use the KVM-based system, so require sudo
 sudo: required
+services:
+  - docker
+
+before_install:
+  - plugin_name=${PWD##*/} && echo $plugin_name
 
 after_success:
   - pip install virtualenv