Release Apache SkyWalking Client JS 0.8.0

SkyWalking Client JS 0.8.0 is released. Go to downloads page to find release tars.

  1. Fix fmp metric.
  2. Add e2e tese based on skywaling-infra-e2e.
  3. Update metric and events.
  4. Remove ServiceTag by following SkyWalking v9 new layer model.