Change instructions to work in top directory only.
Add objects & files variables.
Delete unused Makefiles.
Remove Makefile for "src" directory.
Comment out members for debugging. Remove Makefile for "map" directory.
Send "INCLUDE" variable to sub-directory Makefiles. Add "clean" rule.
Rename: make_instructions > make_definitions.
Comment out members for debugging. Add definition of method "getId()".