Added double curly braces for pragma (kept single curly braces for compatibility). Added macro def and undef surrounding pragma to simplify user code. Moved useless comment from generated code back to code generator.

		IEC 61131-3 Annex F	Examples (informative)

This directory contains example code take from:

Annex F of Draft 2nd edition of the IEC 61131-3 standard (1998)
"PROGRAMMABLE CONTROLLERS - PROGRAMMING LANGUAGES"