Bison bridge code now works for all C scanners and pure/non-pure bison parsers.

Bison bridge code now works for all C scanners and pure/non-pure bison parsers.
Added %option bison-bridge (--bison-bridge).
Removed %option reentrant-bison/--reentrant-bison/-Rb.
Scanner knows the name of its tables.
Tables serialization is OK on EOF.
yylineno is present in all scanners.
Modified nasty performance penalty warning w/ yylineno.
test-table-opts is now run last because it's so fat.
Updated manual.