Modified juju Template file to set hugepages, vcpu-pin for DPDK.
 -- Removed hugepages from nova-compute config.
 -- Changed vcpu_pin config.
 -- Updated config flags for both DPDK & No DPDK Case.
 -- Updated dpdk_flag at the top level.
 -- Set vcpu_pin at defaults/main.yml

Change-Id: I0cb45be08fa67e865ddde7f83997609e60d88cda
diff --git a/roles/juju-setup/defaults/main.yml b/roles/juju-setup/defaults/main.yml
index e01d658..1792108 100644
--- a/roles/juju-setup/defaults/main.yml
+++ b/roles/juju-setup/defaults/main.yml
@@ -14,3 +14,6 @@
 site_suffix: "{{ site_name }}.test"
 
 keystone_admin_password: "{{ lookup('password', credentials_dir ~ '/cord_keystone_admin chars=ascii_letters,digits') }}"
+
+enable_dpdk: False
+vcpu_pin_set: "^0,^2"