Fix comments

download-backup-sftp

@@ -37,7 +37,7 @@ if [ ! -x $(which sshpass) ];then
 	exit 1
 fi
 
-#Check directory and remove index.html (or didn't upgrade)
+#Check directory and create it
 if [ ! -d $backupDir/$host ];then
 	mkdir -p $backupDir/$host
 	if [ $? != 0 ];then