Opentelemetry Req - v1.0.0-rc.1

What's Changed

Features

• Req 1.27 SemConv @bryannaegele (#375)

Breaking Changes

• Various HTTP Semantic Convention changes are included. One major change
  regards span naming. This may affect your observability tools when keying
  on span names. The key change there is the HTTP method is now a prefix, e.g. "GET /users/:user_id"