Feature Request: Add possible to setting custom task UUID for this task instead of generating a random one

[bockardo]

add the ability to pass your own uuid when creating a task.
The RESTAPI documentation has this feature, you need to add the set-uuid parameter to the request header.

https://github.com/OpenDroneMap/NodeODM/blob/master/docs/index.adoc#post-tasknew