lots of changes, created Disassembler class, removed a few globals etc.

tests/initial_base/STRLEN.C

@@ -0,0 +1,13 @@
+main()
+{ char *s = "test";
+
+	strlen(s);
+}
+
+strlen(char *s)
+{ int n = 0;
+
+	while (*s++)
+	  n++;
+	return (n);
+}