Tersa 0.1.0 (1) iPhone ngspice corresponding source

ngspice revision: ebdaf58ec76a06ffaac7e0f138360dd1cf5ee4b6
This archive contains the pinned ngspice source, the Tersa table-registration patch, the native Apple build helpers and the two wrapper framework projects used for the iPhone build. See COMPLIANCE-MANIFEST.json for hashes and candidate binding.

Build instructions are included as BUILDING.md and replacement/re-sign instructions as REPLACEMENT.md. Apple signing credentials and provisioning profiles are intentionally not included.
