Add scale-rapid evaluation tasks endpoint support (scaleapi#43)

* add evaluation tasks endpoint support

add support rapid self_label_batch creation (scaleapi#45)

[Rapid] Update create_project param (scaleapi#44)

* update is_selfserve param for create_project to rapid

* bump version

Version 2.2.0 changes (scaleapi#42)

* release notes and guides

* get_tasks_count, exception name

* version and readme updates

Update version for files endpoint implementation (scaleapi#39)

Add self_serve arg to project creation. (scaleapi#35)

* Add self_serve arg to project creation.

* Formatting fixes

[v2.0.4] Extended exceptions for Cloudflare error codes (scaleapi#33)

* bumped version

* type hinting for exception mapping

* retry for cloudflare error codes

* circleci config update for pytest

[v2.0.3] Handling 503 Response Code (scaleapi#32)

v[2.0.2] bumped version (scaleapi#31)

* replaced fetch_task with get_task

* version bumped

CircleCI configuration update for build_test job (scaleapi#28)

* circleci configurations