Revert "CIDRBlockList is a ColdFusion library to filter IPs based on CIDR block data."

This reverts commit 155bb386ee09ad5747c4bede9633a4bbc1ec65b3.
Revert "Revert "CIDRBlockList is a ColdFusion library to filter IPs based on CIDR block data.""

This reverts commit e7ec557f2805ce1fa62111c223755c5b1a06bc16.