Refactor regtest-file structure from foo/0038.* to foo/0038/*

go/regression_test.go

@@ -2,6 +2,9 @@
 // Miller regression tests are flexibly invoked via 'mlr regtest'.
 // However here is a standard location so people can get at them
 // via 'go test'.
+//
+// Please see (as of this writing) src/auxents/regtest for the Miller
+// regtest package.
 // ================================================================
 
 package main
@@ -9,16 +12,16 @@ package main
 import (
 	"testing"
 
-	"miller/src/lib"
 	"miller/src/auxents/regtest"
+	"miller/src/lib"
 )
 
 func TestRegression(t *testing.T) {
 	regtester := regtest.NewRegTester(
 		lib.MlrExeName(),
 		false, // doPopulate
-		0, // verbosityLevel
-		0, // firstNFailsToShow
+		0,     // verbosityLevel
+		0,     // firstNFailsToShow
 	)
 
 	paths := []string{} // use default