Remove Ubuntu Trusty 14.04 related code

Removed code try to install Wily(15.10) kernel in case of Ubuntu
Trusty(14.04).
Last Openstack version supported on Ubuntu 14.04 is Mitaka.
Hence Ubuntu 14.04 related code can be safely remove from Ansible tasks
since Kolla Newton release.

Co-Authored-By: Duong Ha-Quang <duonghq@vn.fujitsu.com>
Change-Id: Ieca7975a69fb0ba8b49cc522f05e4beca1c2f526

ansible/roles/baremetal/tasks/install.yml

@@ -35,21 +35,6 @@
   with_items: "{{ debian_pkg_install }}"
   when: ansible_os_family == 'Debian'
 
-- name: Install wily kernel
-  package: name=linux-generic-lts-wily state=latest
-  register: kernel_updated
-  become: True
-  when:
-    - ansible_distribution|lower == "ubuntu" | bool
-    - ansible_distribution_release|lower == "trusty" | bool
-
-- name: Set reboot required
-  set_fact:
-    reboot_required: True
-  when:
-    - kernel_updated is defined
-    - kernel_updated.changed
-
 - name: Install deltarpm packages
   package: name={{item}} state=installed
   become: True

ansible/roles/baremetal/tasks/post-install.yml

@@ -5,35 +5,17 @@
     state=directory
     recurse=yes
   become: True
-  when: (ansible_distribution == "Ubuntu" and ansible_distribution_major_version > "14") or
-        (ansible_os_family == "RedHat") or (ansible_distribution == "Debian")
 
 - name: Configure docker service
   become: True
   template:
     src=docker_systemd_service.j2
     dest=/etc/systemd/system/docker.service.d/kolla.conf
-  when: (ansible_distribution == "Ubuntu" and ansible_distribution_major_version > "14") or
-        (ansible_os_family == "RedHat") or (ansible_distribution == "Debian")
   register: docker_configured
 
 - name: Reload docker service file
   become: True
   command: systemctl daemon-reload
-  when: (ansible_distribution == "Ubuntu" and ansible_distribution_major_version > "14") or
-        (ansible_os_family == "RedHat") or (ansible_distribution == "Debian")
-
-- name: Configure docker service
-  become: True
-  template:
-    src=docker_defaults.j2
-    dest=/etc/default/docker
-  when: (ansible_distribution == "Ubuntu" and ansible_distribution_major_version < "15")
-
-- name: Docker mount shared
-  command: mount --make-shared /run
-  become: True
-  when: (ansible_distribution == "Ubuntu" and ansible_distribution_major_version < "15")
 
 - name: Get stat of libvirtd apparmor profile
   stat: path=/etc/apparmor.d/usr.sbin.libvirtd