Fix verification of boilerplate, style and file headers

internal/watch/dummy.go

@@ -19,6 +19,7 @@ package watch
 // DummyFileWatcher noop implementation of a file watcher
 type DummyFileWatcher struct{}
 
+// NewDummyFileWatcher creates a FileWatcher using the DummyFileWatcher
 func NewDummyFileWatcher(file string, onEvent func()) FileWatcher {
 	return DummyFileWatcher{}
 }

internal/watch/file_watcher.go

@@ -24,6 +24,7 @@ import (
 	"gopkg.in/fsnotify.v1"
 )
 
+// FileWatcher is an interface we use to watch changes in files
 type FileWatcher interface {
 	Close() error
 }