Revert "Move IPADDRESSES to the EvalContext struct"

This reverts commit 6d7360fba7bf855b672ec2f0a9443978d7cafa22.
Revert "Don't use IPADDRESSES in cf-execd-runner subprocess"

This reverts commit d64c8f7612a5c91bd2fe0c73be9b00d19835673f.
Revert "Don't use global IPADDRESSES in addr_lib"

This reverts commit 00ed4d6b96a56b614d596e43b74471a07ec8edca.