Codechange: automatic adding of _t to (u)int types, and WChar to char32_t

for i in `find src -type f|grep -v 3rdparty/fmt|grep -v 3rdparty/catch2|grep -v 3rdparty/opengl|grep -v stdafx.h`; do sed 's/uint16& /uint16 \&/g;s/int8\([ >*),;[]\)/int8_t\1/g;s/int16\([ >*),;[]\)/int16_t\1/g;s/int32\([ >*),;[]\)/int32_t\1/g;s/int64\([ >*),;[]\)/int64_t\1/g;s/ uint32(/ uint32_t(/g;s/_uint8_t/_uint8/;s/Uint8_t/Uint8/;s/ft_int64_t/ft_int64/g;s/uint64$/uint64_t/;s/WChar/char32_t/g;s/char32_t char32_t/char32_t WChar/' -i $i; done

Cleanup: Remove obsolete (Make)EnumPropsT. (#10697)

This was used by the command system to help extract p1/p2 parameters, which no longer happens.

(svn r12650) -Feature: ability to force a vehicle to not load at a station.
-Feature: ability to force a vehicle to not unload at a station.

(svn r12648) -Feature: allow four different non-stop types in a single game instead of two. The "TTDP compatible order" setting now only sets the default behaviour of new trains.
-Feature: allow three different load type in a single game instead of two. One can choose full load all and full load any instead of full load being governed by the "full load any" patch setting.