- Phar signing moved to build-phar.sh (conditional on gpg keys
availability)
- Tagged phar releases moved to travis-deploy-phar.sh
- `travis-deploy-phar.sh` is now triggered via `script` deploy provider
- Run phpcs once, not on every row of build matrix
- Start coverage builds only when regular test builds succeed
- Always build phar (to see if it builds)
- Automatically deploy psalm.phar on tag builds (no more missing phars)
Also fixesvimeo/psalm#921