* - ROUTE_ELEMENT -> LINK:CTN (changed again in v3)
* - PLATFORM_DESCRIPTION -> PLATFORM
* * New in DTD version 1 (in SimGrid 3.3):
* - ROUTE_ELEMENT -> LINK:CTN (changed again in v3)
* - PLATFORM_DESCRIPTION -> PLATFORM
* * New in DTD version 1 (in SimGrid 3.3):