Ver 2.0.12-rc9

This version is preview, if you want to use stable version, check 1.3.1.

2.0.x has many breaking changes, see 2.0.0-preview1 release notes.

Improvement

• All await AsyncOperations become zero allocation
• Reduced async/await heap allocation size
• Improved internal task pool system(reduce heap allocation size, more performant)
• TaskTracker's TaskName displays generics type name
• Add TaskPool.SetMaxPoolSize
• Add TaskPoolMonitor.GetCacheSizeInfo (next rc or release, will be changed to TaskPool.GetCacheSizeInfo)