Installation steps:
1. Copy files to your server
2. Create server.
3. Add new product
4. Add new customfields: vmid|Virtual Machine ID
5. Set module configuration (tab module settings)
6. Add configurable options
- memory|Memory
- cpus|CPUs
- primary_disk_size|Disk Size
- swap_disk_size|SWAP Disk Size
- ip_addresses|IP addresess