Add new port shells/sparforte

SPARforte is an open source programming language for high-integrity tasks,
efficient development over the project lifecycle and assuming best practices.

Language characteristics:

• Paradigm: imperative/ procedural, scripting, shell, limited reflexive
• Typing Disciplines: strong typing, type safety, nominative static with optional limited weak and duck typing
• Appeared: 2001 (Ken O. Burtch)
• Source Code: GCC Ada, GCC C, Bourne-Again Shell, GCC Make
• Influenced by: Ada 95, Bourne Shell, SQL, and minorly BASIC, PHP, Python
• Usual File Extensions: .sp, .bush