Removed the support for the old-style preorder dumped types (pre USE_PIKE_TYPE). Rev: src/acconfig.h:1.101 Rev: src/builtin_functions.c:1.433 Rev: src/compilation.h:1.27 Rev: src/configure.in:1.590 Rev: src/constants.c:1.37 Rev: src/encode.c:1.149 Rev: src/global.h:1.70 Rev: src/interpret.c:1.262 Rev: src/language.yacc:1.288 Rev: src/las.c:1.295 Rev: src/main.c:1.149 Rev: src/operators.c:1.156 Rev: src/pike_types.c:1.188 Rev: src/pike_types.h:1.78 Rev: src/program.c:1.437 Rev: src/svalue.c:1.142 Rev: src/svalue.h:1.105