Ethereum 2.0 Development Weekly: v0.6 version mainly solves multiple key bugs in the old version

This week, Ethereum released the 28th weekly report, focusing on the update and improvement of the v0.6 version, and fixing the problems in several old versions. Next work plan: 1. Update the runtime to the latest version; 2. Update Simple Serialize (SSZ) to the latest v0.6 specification.