Release 1.2.4 - Localization, proposals, and minor changes

• Add conda support: if you are not using conda, please remove environment.yml from your CLI.
• Add localization outputs feature
• Add proposal outputs feature
• Add LICENSE.txt check during validate-system: your CLI should have a LICENSE.txt file at its root.
• Improve CLI and ActEV_Scorer installation
• Update entry-point parsers
• Update doc
• Remove CI for now

Also earlier...

• Add train_system entry point
• Multiple minor changes