-To iterate on a unit test, change `it` to `it.only` in the Mocha test, change the browser from `PhantomJS` to `Chrome` (or whatever you like) in `auto_tests/karma.conf.js`, run
+To iterate on a unit test, change `it` to `it.only` in the Mocha test, change the browser from `PhantomJS` to `Chrome` (or whatever you like) and set `singleRun` to `false` in `auto_tests/karma.conf.js`. Then run