Update fakerpc record files

To fix two tests, which apparently were modified previously, but tests
were not recorded properly:

--- FAIL: TestProjects-4 (0.00 seconds)
	client_test.go:75: expected err to be nil, was request error:
bad status code - 500 instead

--- FAIL: TestAcceptBroken-4 (0.00 seconds)
	accept_test.go:32: error triggering build "Pulse CLI - Failure":
request error: bad status code - 500
Add clean subcommand
Merge pull request #21 from rjeczalik/master

Add clean subcommand (#20)