* New features5 (#21)
* Updating documentation
* You can negate content of single bracket
* Fixing view node attributes
* Moving package build to poetry
* Reformatting with black
* Adding missing devcontainer
* Adding black target
* Removing manually generated documentation
* Updating package build instructions + locale+timezone moved from Dockerfile to devcontainer.json
* Including .vscode configuration
* Exit on first error executing in GNU Makefile
* Minor changes
* Adding task descriptions
* devcontainer configuration cleanup
* Referencing images with URLs
* Setting image URLs to frozen revision
* Allow README.md to be used by pypi and sphinx including all image rendering
