travis changed back to original

.travis.yml

@@ -8,10 +8,24 @@ matrix:
   allow_failures:
     - os: osx
   include:
+    - python: 2.7
+      env: TOX_ENV=py27-aws
     - python: 2.7
       env: TOX_ENV=py27-azure
+    - python: 2.7
+      env: TOX_ENV=py27-openstack
+    - python: 3.6
+      env: TOX_ENV=py36-aws
     - python: 3.6
       env: TOX_ENV=py36-azure
+    - python: 3.6
+      env: TOX_ENV=py36-openstack
+    - python: pypy-5.3.1
+      env: TOX_ENV=pypy-aws
+    - python: pypy-5.3.1
+      env: TOX_ENV=pypy-azure
+    - python: pypy-5.3.1
+      env: TOX_ENV=pypy-openstack
 before_install:
     - |
       case "$TRAVIS_EVENT_TYPE" in