Disallow multiple application windows (Jigsaw-Code#172)

Release v1.1.1

Improve share UX (Jigsaw-Code#168)

Improve share UX (Jigsaw-Code#168)

Improve share UX (Jigsaw-Code#168)

Improve share UX (Jigsaw-Code#168)

Merge pull request Jigsaw-Code#166 from Jigsaw-Code/fortuna-ssh

Re-enable password-based SSH access on DigitalOcean

Replace safe_docker with dynamic DOCKER_CMD (Jigsaw-Code#155)

Merge pull request Jigsaw-Code#157 from Jigsaw-Code/fortuna-docker

Add .dockerignore

Merge pull request Jigsaw-Code#157 from Jigsaw-Code/fortuna-docker

Add .dockerignore