Make markdown as an independent module

modules/base/base.go

@@ -4,27 +4,8 @@
 
 package base
 
-import (
-	"os"
-	"os/exec"
-	"path/filepath"
-)
-
 const DOC_URL = "https://github.com/gogits/go-gogs-client/wiki"
 
 type (
 	TplName string
 )
-
-// ExecPath returns the executable path.
-func ExecPath() (string, error) {
-	file, err := exec.LookPath(os.Args[0])
-	if err != nil {
-		return "", err
-	}
-	p, err := filepath.Abs(file)
-	if err != nil {
-		return "", err
-	}
-	return p, nil
-}