Legacy API DLL Version is hardcoded to `804`

[pierreluctg]

The DLL version returned by the legacy API is hardcoded to 804.

libicsneo/api/icsneolegacy/icsneolegacy.cpp

Lines 878 to 881 in 8904744

	int LegacyDLLExport icsneoGetDLLVersion(void)
	{
	return 804;
	}

Is that expected (by design)?