Refactor and modularize edgeconfig scripts

- Entirely new netbox helper functions, using pynetbox and objects,
  instead of previous spaghetti code
- Allow for VM interfaces
- Allow device names to specify more than one segment of the DNS subdomain
- Split out forward and reverse DNS
- Fix issues with DHCP zone creation
- Support advertising NTP server via DHCP option

Playbooks
- Add QA, router, DNS, and user creation/config playbook
- Fix YAML formatting issues with playbooks

Change-Id: Id6c010ef1e122f4fd1bd97e9bb2128c4271947d0
diff --git a/playbooks/pxeboot-playbook.yml b/playbooks/pxeboot-playbook.yml
new file mode 100644
index 0000000..910ca3c
--- /dev/null
+++ b/playbooks/pxeboot-playbook.yml
@@ -0,0 +1,9 @@
+---
+# Ansible playbook to configure a iPXE pxeboot webserver
+
+- name: Configure a pxeboot chainload webserver for iPXE
+  hosts: static,pxeboot
+  become: true
+  roles:
+    - nginx
+    - pxeboot