eric/m-code-64

Автор	SHA1 Съобщение	Дата
Eric Streit	d544a9f943 step4: composites — arrays, records, sets, pointers, strings, WITH; 74/74 tests green	преди 3 седмици
Eric Streit	b0c26bb9f4 step2.1: rename 64-bit images .MCD -> .MC4 per spec sections 8 and 14	преди 3 седмици
Eric Streit	d08ce94970 step2: scalars + MC64 backend — SymTab, MGen emitter, 25/25 tests green; fix bit_in operand order	преди 3 седмици
Eric Streit	83b9f7c6b2 second commit	преди 4 седмици