malekith: bootdisk/batch-installer installer-boot installer-dest installer-functions installer-pkgs installer-prep installer-validate

[PLD CVS]

Module name:	bootdisk
Changes by:	malekith	01/05/19 12:45:16

Modified files:
	batch-installer: installer-boot installer-dest 
	                installer-functions installer-pkgs installer-prep 
	                installer-validate 

Log message:
- more echo -> log
- added die() { log err $1 ; exit 1 ; }
- added check_dest() (if /dest is mounted)