01.ENV_check.sh
2019/08/04:
   * It can depend on who you are to perform Backup/Restore solution
   * It can auto selete mysqldump or /opt/lampp/bin/mysqldump
   * It can auto selete mysql or /opt/lampp/bin/mysql
   * It can select backup destenation mode as below. But you have to install enough QTY of HDDs. 
        A: OS_HDD only
        B: OS_HDD + BAK_Disk_A
        C: OS_HDD + BAK_Disk_A + BAK_Disk_B