Replaces the destination file with the content of this file and then deletes the orignial file. If a backupDir is specifed then the content of destination file is backup to it.
public S3FileInfo Replace( S3DirectoryInfo destDir, S3DirectoryInfo backupDir )
Where the contents of this file will be copy to.
If specified the destFile is backup to it.
Supported in: 4.5, 4.0, 3.5