Release v0.8.0

Added:

• Web Console v0.4.0
• Connection header, PR-154
• Publish image to DockerHub, PR-162
• Use API token as an access token, PR-167

Fixed:

• Ignoring error code after a failed bucket update, PR-161
• Infinite loop in Bucket::KeepQuota, PR-146
• Waiting data from HTTP client if it aborts
  connection, PR-151
• Writing record when current block is broken, PR-15-
• Closing uSocket, PR-154
• Removing broken block when it keeps quota, PR-155
• Sending headers twice, PR-156
• Direction to cd into the build/ directory while building the server locally, PR-159

Changed:

• Duplication of timestamps is not allowed, PR-147
• Update dependencies, PR-163

Deprecated:

• GET /auth/refersh endpoint and access token, PR-167