occ command update for files:transfer-ownership to transferFiles to custom directory

[mmattel]

WHAT Needs to be Documented?

occ command update for files:transfer-ownership

WHERE Does This Need To Be Documented (Link)?

occ command set

WHY Should This Change Be Made?

core change at: owncloud/core#38866 (TransferFiles To Custom Directory)

PR currently not merged.

Note: It is about if the destination path becomes configurable

(Optional) What Type Of Content Change Is This?

• New Content Addition
• Old Content Deprecation
• Existing Content Simplification
• Bug Fix to Existing Content

(Optional) Which Manual Does This Relate To?

• Admin Manual
• Developer Manual
• User Manual
• Android
• iOS
• Branded Clients
• Desktop Client
• Other

@janackermann @micbar @pmaier1 pls tell if this goes into 10.8

[AlexAndBear]

@mmattel Please ask the product owner