Options to modify systemd DHCP client

Options

A.

• Add option UseAnonymityProfile
• defaults to false
• setting it to true override settings, even if they’ve been explicitly setup. Produce a warning about it
• modifying as less as possible existing code.

B.

• Add option UseAnonymityProfile
• defaults to false
• variables hat are explicitly set would still take effect
• unset variables would be controlled according to the AnonymityProfile

C.

• do not have UseAnonymityProfile variable
• remove all the code that is not needed for the Anonymity Profiles