Update libcloud

.travis.yml

@@ -93,9 +93,9 @@ env:
 before_install:
   # Install Ansible.
   - pip install --user boto -U
-  - pip install --user ansible
-  - pip install --user netaddr
-  - pip install --user apache-libcloud
+  - pip install --user ansible -U
+  - pip install --user netaddr -U
+  - pip install --user apache-libcloud -U
 
 cache:
   - directories:
@@ -137,7 +137,7 @@ script:
   - $HOME/.local/bin/ansible-playbook -i inventory/inventory.ini -u $SSH_USER -e ansible_ssh_user=$SSH_USER $SSH_ARGS -b --become-user=root tests/testcases/030_check-network.yml $LOG_LEVEL
 
 after_failure:
-  - for a in `find /var/log/containers  -iname "*.log"`;do echo "-- $a\n\n`cat $a`\n" ;done
+  - echo "todo: upload logs"
 
 after_script:
   - >