minor changes to the scripts README

Author: dantownsend

scripts/README.md

@@ -2,8 +2,10 @@
 
 The scripts follow GitHub's ["Scripts to Rule Them All"](https://github.com/github/scripts-to-rule-them-all).
 
+Call them from the root of the project, e.g. `./scripts/lint.sh`.
+
 * `scripts/coverage-report.sh` - Generate coverage report.
 * `scripts/lint.sh` - Run the automated code linting/formatting tools.
 * `scripts/release.sh` - Publish package to PYPI.
 * `scripts/test-postgres.sh` - Run the test suite with Postgres.
-* `scripts/test-sqlite.sh` - Run the test suite with Sqlite.
+* `scripts/test-sqlite.sh` - Run the test suite with SQLite.