Major and minor changes.

See merge request !4

Some corrections in the main MD file.
Commenting "application/xml" block while this create some warnings in the generator.

New headlines in yaml file.
Reformating whoel yaml.
Introduction of components/repsonses params.
Some extensions in two MD files.
New GET method for the end objects of a world link.

Dimension becomes size
Create an orientation for the world link (UUIDFrom, UUIDTo)
CRS becomesTransform3D
Deleted every duplicated descriptions (they are factorized at the schemas level when possible to avoid discrepancies)

Rename from branchingPolicy.png to BranchingPolicy.png to fit with the reference in the Readme.md file

# Conflicts:
#	README.md

Main readme and Visual Studio code enhancement

See merge request !2

Add branch policy documentation to the readme

See merge request !1

Moved API and UseCases at top level.

Use case model master document and associated drawio diagram
PlantUML diagrams
	Sequence diagram of the SetupTrackable use case
	Sequence diagrams of the underlying API calls