Changes to be committed:
	new file:   SizeType.h
	new file:   astnode.h
	new file:   blang.l
	new file:   blang.tab.cpp
	new file:   blang.tab.hpp
	new file:   blang.y
	new file:   canon.b
	new file:   lex.yy.c
	new file:   simple.b
	new file:   t.b