Add engine fatal error types handling

Add general out-of-memory handling
Add safety memory buffer for crash or out of memory handling
Refactor Globals exit/error state to be in Engine class

Source/Engine/Engine/Globals.cpp

@@ -18,9 +18,11 @@ String Globals::ProjectContentFolder;
 #if USE_MONO
 String Globals::MonoPath;
 #endif
+PRAGMA_DISABLE_DEPRECATION_WARNINGS;
 bool Globals::FatalErrorOccurred;
 bool Globals::IsRequestingExit;
 int32 Globals::ExitCode;
+PRAGMA_ENABLE_DEPRECATION_WARNINGS;
 uint64 Globals::MainThreadID;
 String Globals::EngineVersion(TEXT(FLAXENGINE_VERSION_TEXT));
 int32 Globals::EngineBuildNumber = FLAXENGINE_VERSION_BUILD;