Added import for config/digabi.local.
Revert "Added import for config/digabi.local."

This reverts commit 0dcef4882c4b78c6dd6c4b51b8cbf71939baf4ca.
Added set +-a to promote config/digabi.* config to environment variables.
Added set -ex to VM commands.
Added name for Vagrantbox.
Fixed invalid variable name.
Added Makefile target debugging.
Reverted previous commit.
Added dist as .DEFAULT_GOAL.
Fixed symlink to isolinux.bin.
Updated symlink to vesamenu.c32.
Updated symlink to hdt.c32.
Added debug-prefix (D:) to Makefile debugging messages.
Added upgrade-basebox command.
Merge branch 'fix-syslinux6'

* fix-syslinux6:
  Updated symlink to hdt.c32.
  Updated symlink to vesamenu.c32.
  Fixed symlink to isolinux.bin.
Added missing symlinks.
Added check for directory existance before trying to copy.
Moved config to target/default.
Updated .gitignore to match new repository structure.
Create local configuration on lb config run.