Updates to support library analysis.

.gitattributes

libIRDB/include/core/file.hpp

libIRDB/include/core/fileir.hpp

libIRDB/include/core/instruction.hpp

libIRDB/include/core/reloc.hpp

libIRDB/include/libIRDB-core.hpp

libIRDB/src/core/file.cpp

libIRDB/src/core/fileir.cpp

libIRDB/src/core/generate_spri.cpp

libIRDB/src/core/instruction.cpp

libIRDB/src/core/variantid.cpp

libIRDB/test/Makefile

libIRDB/test/check_thunks.cpp

libIRDB/test/fill_in_indtargs.cpp

libIRDB/test/fix_calls.cpp

libIRDB/test/generate_spri.cpp

libIRDB/test/ilr.cpp

tools/spasm/Makefile

tools/spasm/spasm.cpp

tools/spasm/spasm.h