v2021.2.1

🚀 Enhancement

• #388 Update IntelliJ to v2021.2 (@stukalin)

🏠 Internal

• #392 Rework EmberNameIndex into CachedValue (@tomblachut)
• #384 Use modern intellij-platform-plugin-template (@stukalin)

Committers: 2

• Andrey Stukalin (@stukalin)
• Tomasz Błachut(@tomblachut)