Fix up Ticket #4504 implementation. Match config style with other areas. Use a config setting to disable, rather than enable, this functionality since it's enabled by default so the tag isn't necessary in the default config. Remove now unnecessary config upgrade code.
Related issues
Bug #4504: Bring back local network SPD exclusions for IPsec
Fix up Ticket #4504 implementation. Match config style with other areas. Use a config setting to disable, rather than enable, this functionality since it's enabled by default so the tag isn't necessary in the default config. Remove now unnecessary config upgrade code.