Added playbooks and scripts

- New mainweb, pxeboot, dns, aethermgmt playbooks
- Add netbox scripts
  - pxeboot information from netbox
  - full configuration for an edge node
- Update timesheets role
- Ignore files directory

Change-Id: Icfc9ce27b92837563ca01102b8a6793020f79b73
diff --git a/.gitignore b/.gitignore
index 4d7fd1e..7b5733c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,6 +9,7 @@
 cookiecutter/*default*
 files/*
 playbooks/*_vars
+playbooks/files
 inventory/*
 roles/*
 venv_onfansible