Sceptre

Fixed

- [Resolves 1078] Fix delete CLI dependency tree

Fixed

- [Resolves 1072] fix sceptre install for docker

Fixed

- Fix dependencies to install sceptre-file-resolver
- Consolidate pip requirements files

Added

- Doc: added docs to release workflow in .circleci/README.md
- Introduce an .editorconfig to sync common editor configuration across developer systems
- Update click version
- Update docker container to use Python 3.7
- Make the sceptre-resolver-cmd resolver a core resolver
- Make the sceptre-file-resolver a core resolver

Removed

- Doc: Removed V1 docs

Fixed

- [Resolves 1013] Fix virtual-hosted-style uri
- Remove unnecessary padding with sceptre output command
- Do not open a web browser during test
- Optimize Sceptre Start Time by only Processing Dependent Configuration Files
- [Resolves 1042] Fix OS path resolution on windows

Added

- Added support for python 3.8 & 3.9
- Support PEP-518 builds with pyproject.toml file
- Support before_create_change_set and after_create_change_set hooks
- Allow generate command to run hooks

Removed

- Removed support for python 2.7 & 3.5

Fixed

- Fix "sceptre list outpuuts" command
- Provide more info on config parsing errors

Nonfunctional

- Removed Sonarqube
- Setup pre-commit linters and hooks
- General documentation updates

Added

- Support for hooks on create_change_set

Fixed

- Selection of correct stack group based on exact name
- Execution of empty change sets

Nonfunctional

- Added jinja example to documentation
- Fixed documentation typos
- Tidied documentation by removing unnecessary comments
- Remove documented support for Python 2.7