[edk2] Soft Feature Freeze starts today for edk2-stable201905

Liming Gao

Hi, all
https://github.com/tianocore/tianocore.github.io/wiki/EDK-II-Release-Planning lists edk2-stable201905 tag planning. Now, we enter into Soft Feature Freeze phase. In this phase, the feature without Reviewed-by or Acked-by tags will be delayed after the upcoming stable tag. The patch review can continue without break. Below is edk2-stable201905 tag planning.

Date (00:00:00 UTC-8) Description
2018-03-08 (12PM) Beginning of development
2019-05-17 Soft Feature Freeze
2019-05-24 Hard Feature Freeze
2019-05-31 Release