Pre-Release version v0.7.0-rc1

Pre-Release version v0.7.0-rc0

feat(bitwise): enable scalar operand for fheBitAnd, fheBitOr, fheBitXor

feat(coproc): handle fheDiv operations (#252)

Merge pull request #182 from zama-ai/release061

Release061

Merge pull request #181 from zama-ai/fixGatewayContract

fix: make GatewayContract compatible with current KMS in trustless case

chore: minor release 0.6.0 changes

* change versions to 0.6.0 in Cargo.toml file
* correct images and versions in docker-compose.yml
* fix a circular dependency test failure
* remove unused imports and variables
* fix coprocessor tests compilation
* log worker polling messages in debug instead of info

fix(schedule): prevent panicking in loop_schedule routine

Merge pull request #166 from zama-ai/fixTest

Fix test

Merge pull request #164 from zama-ai/contracts/moveReadme

Contracts/move readme