Modula-2 compiler V2

Eric Streit 66e6274ac6 m2comp step 2 — SymTab semantic analysis (19/19 tests green) 3 hete
docs 66e6274ac6 m2comp step 2 — SymTab semantic analysis (19/19 tests green) 3 hete
src 66e6274ac6 m2comp step 2 — SymTab semantic analysis (19/19 tests green) 3 hete
tests 66e6274ac6 m2comp step 2 — SymTab semantic analysis (19/19 tests green) 3 hete
M2comp 66e6274ac6 m2comp step 2 — SymTab semantic analysis (19/19 tests green) 3 hete
build.sh 66e6274ac6 m2comp step 2 — SymTab semantic analysis (19/19 tests green) 3 hete
run_tests.sh 66e6274ac6 m2comp step 2 — SymTab semantic analysis (19/19 tests green) 3 hete