Makes installation of Ansible optional (default: no) and installs additional python libraries

tasks/main.yml

@@ -32,6 +32,8 @@
   vars:
     packages:
       - python-pip
+      - python-setuptools
+      - python-virtualenv
       - htop
       - tmux
   become: yes
@@ -44,6 +46,9 @@
     #update_cache: yes
   vars:
     packages:
+      - python-pip
+      - python-setuptools
+      - python-virtualenv
       - apt-transport-https
       - htop
       - tmux
@@ -52,4 +57,5 @@
 
 - name: Install Ansible
   pip:
-    name: ansible=={{ ensure_ansible_version }}
+    name: ansible=={{ ensure_ansible_version }}
+  when: enable_ansible