Break configuration documentation text into paragraphs
Rewrite output collection to use select
Command runner unit test
Propagate chunked output out of command runner to builder
Made build output interval configurable in order to use a smaller one in the test suite
Move Integrity.config dependency to checkout
Test output chunk collection asynchronously
select returns nil when timeout expires, add a test covering that case
Show build output for builds that are in progress
Document build_output_interval