- fixed incorrect error reporting in launcher
- set WoG version to "0.0.0" so full version will be installed from repo
in future
- updated debian required packages list
- launcher will be enabled by default
- reorganized internal filesystem structure - all files from one mod are
now grouped in same FS node
- modhandler will now calculate crc32 checksum for each mod
- modhandler now knows validation status of each mod
todo - use checksum to determine mods that have not changed since last
start and disable validation for them.