Merged in feature/CollectorBuildVersion (pull request #100)

Collector Build Version

* lint

* fixtests

internal/document/clean/service_test.go

@@ -19,6 +19,6 @@ type DocCleanConfig struct {
 
 func TestService(t *testing.T) {
 	cfg := &DocCleanConfig{}
-	svc := documentclean.New(cfg, nil)
+	svc := documentclean.New(cfg)
 	assert.NotNil(t, svc)
 }