This idea has been merged into another idea. To comment or vote on this idea, please visit PCLI-I-7 Ability to upload files into Library items.
Templates need to be updated on a regular basis. I'm able to take my templates, convert them to VMs and update them via PowerCLI. Being able to extract the template from the library in order to update it and then add it back again would be VERY HANDY!
This needs to be merged with "Ability to upload files into Library items" as it appears to be the same item.