optimze package and remove logging subpackage

cfg.go

@@ -1,4 +1,4 @@
-package logging
+package tecaminologger
 
 type Config struct {
 	MaxSize     int // max. size of file in MB

logger.go

@@ -1,4 +1,4 @@
-package logging
+package tecaminologger
 
 import (
 	"fmt"

logger_test.go

@@ -4,14 +4,12 @@ import (
 	"errors"
 	"os"
 	"testing"
-
-	"gitea.tecamino.local/paadi/tecamino-logger/logging"
 )
 
 func TestLogger(t *testing.T) {
 	t.Log("start logger test")
 	logFile := "Test.log"
-	log, err := logging.NewLogger(logFile, nil)
+	log, err := NewLogger(logFile, nil)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -33,7 +31,7 @@ func TestLogger(t *testing.T) {
 	t.Log(string(f))
 
 	t.Log("test if log file name empty")
-	log, err = logging.NewLogger("", nil)
+	log, err = NewLogger("", nil)
 	if err != nil {
 		t.Fatal(err)
 	}