Tidied iocli exports, build macro tweaks.
Removed 4 overloads of CCommandBase::RunCommand[L] that are no longer used at all, and changed one more to not be exported as it's only used internally to iocli.dll.
fixed builds on platforms that don't support btrace or any form of tracing.
EXPORTS
?Install@RLoggingAllocator@@SAHXZ @ 1 NONAME ; int RLoggingAllocator::Install(void)
?Uninstall@RLoggingAllocator@@SAHXZ @ 2 NONAME ; int RLoggingAllocator::Uninstall(void)
?StaticTraceAlloc@RLoggingAllocator@@SAXPAVRAllocator@@PAXH@Z @ 3 NONAME ; void RLoggingAllocator::StaticTraceAlloc(class RAllocator *, void *, int)
?StaticTraceFree@RLoggingAllocator@@SAXPAVRAllocator@@PAX@Z @ 4 NONAME ; void RLoggingAllocator::StaticTraceFree(class RAllocator *, void *)
?Install@RLoggingAllocator@@SAHI@Z @ 5 NONAME ; int RLoggingAllocator::Install(unsigned int)
?New@RLoggingAllocator@@SAHIPAVRAllocator@@AAPAV1@@Z @ 6 NONAME ; int RLoggingAllocator::New(unsigned int, class RAllocator *, class RLoggingAllocator * &)