v0.1.11

• Bump version.

• Add sweet meme thanks reddit.

• Wait for market prices after fetching tickers.

  Also bump python dependencies.

• Prefer midpoint rather than market price for orders.

• Update TWS hash.

• Use docker build cache from dockerhub.

• Include build cache info in Docker image.

• Show cost rather than avg cost (avg cost * qty).

• Make sure buildkit is enabled.

• Update COPYING

• Update workflow names.

• Update README.md

• Update TWS hash.

• Fix hanging when market data unavailable.

  Set a limit when waiting on market data, rather than waiting
  indefinitely. We prefer the midpoint price rather than market price, but
  fall back to using the market price if midpoint isn't available.

• Use buildx setup action.

• Put buildkit var back in.