Multiple fixes to the sgen's concurrent collector.
Performance improvements in primitive types parsing.
Add a configuration time option to disable remoting.
Optimize tls lookups on full-aot + arm.
Add a configuration option to disable remoting.
Multiple improvements and bug fixes in culture related code.
Runtime assembly mapping for PCL.
Fix Binder primitive conversion to make .net.
Optimize Activator.CreateInstance ().
Optimize icalls in FullAOT code.
Implement Volatile.Read/Write<T> and Interlocked.MemoryBarrier ().
Optimized unmanaged to managed string conversion.