what a project manifest declares, whether it is a file of its own or a block within a script
grouped as a DESCRIPTION groups them
DESCRIPTION
unlike the Package of a DESCRIPTION this is no namespace, such a project is no package
Package
undefined if the manifest only states a requirement like >=4.0.0
undefined
>=4.0.0
what a project manifest declares, whether it is a file of its own or a block within a script