Reverting branch to the original - Travis CI can't test the playbook entirelly

I can't validate the install process because the error:  "mkdir: cannot
create directory ‘/opt/zimbra/.pyenv’: Permission denied\nmkdir: cannot
create directory ‘/opt/zimbra/.pyenv’:

.travis.yml

@@ -6,7 +6,7 @@ python: "2.7"
 sudo: true
 
 # This playbook need to run on Ubuntu 14.04 or later
-dist: trusty
+dist: trust
 
 # Install ansible
 addons:
@@ -24,12 +24,12 @@ install:
   # Create ansible.cfg with correct roles_path
   - printf '[defaults]\nroles_path=../' >ansible.cfg
 
+  # Install ansible-commons
+  - ansible-galaxy install lucascbeyeler.commons
+
 script:
   # Basic role syntax check
   - ansible-playbook tests/test.yml -i tests/inventory --syntax-check
 
-  # Run the role/playbook with ansible-playbook.
-  - "ansible-playbook -i tests/inventory tests/test.yml --connection=local --sudo"
-
 notifications:
   webhooks: https://galaxy.ansible.com/api/v1/notifications/

meta/main.yml

@@ -17,4 +17,5 @@ galaxy_info:
   galaxy_tags:
     - zimbra
     - monoserver
-dependencies: []
+dependencies:
+  - { role: lucascbeyeler.commons }

tasks/main.yml

@@ -10,7 +10,6 @@
 #
 # Starting the install
 ###################################
-- include: nodistro/hostname.yml
 - include: '{{ ansible_os_family }}/packages.yml'
 - include: nodistro/install-zimbra.yml
 - include: nodistro/install-spamassassin.yml

tasks/nodistro/hostname.yml

@@ -1,14 +0,0 @@
-# Change the hostname and ensure the /etc/hosts has the hostname linked to the
-# localhost. This is very important for some services, like Zimbra, who will
-# check for the LDAP Server's IP.
-
-- name: Correct the machine's hostname to {{ hostname }}
-  hostname: name='{{ hostname }}.{{ domain }}'
-
-- name: Changing the host's file for the template
-  template:
-    src: hosts.j2
-    dest: /etc/hosts
-    owner: root
-    group: root
-    mode: 0644