GameTeX addons

• Git intro (PDF)
• Extras/vgametex.py (virtualenv-inspired script to remove need for manual environment variable setup)
• Continuous Integration (PDF)
  • Makefile for production
  • Makefile for greensheets
  • Sample .circleci/config.yml
  • Sample gitlab-ci.yml
  • Default index file for CI builds
• Extras/mail_merge.py – docs (Markdown, formatted on GitLab)
• Ebook sheets: gametex.cfg and ebook-convert.sh
• Installer (.py) and tarball for all addons