Unreleased changes

Updated the Concordium Rust SDK to support the changes introduced in protocol 7.
Updated the MSRV to 1.73, as required by the updated Rust SDK.

0.6.1

Fix coin market cap response, by using slug instead of symbol to avoid mutiple answers.

0.6.0

Set minimum supported Rust version to 1.65.
Support for protocol 6. This version of the service now requires node version 6.

0.5.1

Make the service more robust against database connection reset.

0.5.0

Support for protocol 5.
The service now uses V2 GRPC node API.

0.4.1

Bump the SDK to fix a JSON parsing error that would sometimes lead to block summary parsing errors.

0.4.0

Compatibility with node version 4.

0.3.2

Fixed

show updated rates in prometheus again (after first update)
error when getting blockSummary to a delegation node

0.3.1

Fixed

Fix assumption that coinMarketCap response's status always has a error_message field

0.3.0

Added

Allow multiple sources, update is the median of the medians of each sources history

0.2.2

Fixed

Rejects negative readings from exchanges