eric/M2compiler-V3: I continue to work on my Modula-2 compiler. This one is more elaborate. Wip. @ a1453d940b2d4eff539bf006a4b27bb39e795c8e

Eric Streit a1453d940b v3 step 8.2/8.3 showcase — Showcase12: const folding, forward types, trailing ';', empty statements, 1-char strings, qualified types (106/106)		пре 3 недеља
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src	bb94cad987 v3 step 8.3 — QbeGen compiles clean under V3; empty statements + 1-char string coercion (105/105)	пре 3 недеља
tests	a1453d940b v3 step 8.2/8.3 showcase — Showcase12: const folding, forward types, trailing ';', empty statements, 1-char strings, qualified types (106/106)	пре 3 недеља
.gitignore	8d68fea6f6 v3 step 1 — minimal integer pipeline to QBE (5/5 tests green)	пре 3 недеља
build.sh	8d68fea6f6 v3 step 1 — minimal integer pipeline to QBE (5/5 tests green)	пре 3 недеља
run_tests.sh	a1453d940b v3 step 8.2/8.3 showcase — Showcase12: const folding, forward types, trailing ';', empty statements, 1-char strings, qualified types (106/106)	пре 3 недеља