make Cmdline class completely internal

- modules don't need it, they get passed opt and arg directly
[WIP] tool to generate a build id header
Merge branch 'master' of https://github.com/Zirias/c64_tool_mkd64
buildid working
make buildid string more explicit
removed superfluous blank in buildid
version info and build id for modules
buildid working with visual studio
enable debian packaging, some minor changes

- fix extra comma in enumeration
- enable 32bit cross-compile on 64bit linux
enable i386 .deb building on amd64 host
cbmdos: only write dir entry when -n is given
provide "install" target in Makefile

- when prefix is set, installation should be possible
- makes debian/rules simpler
check mod deps and get extra tracks from mods
modrepo: bugfixes

- call module destructor on loaded modules only
- add missing newline to message about dependency loading
added option to enumerate available modules
modrepo redesign

- use callback when module is loaded
- master object and a list of entries internally
cbmdos: bugfix, use '-T' for file type

-t conflicted with core option for start track
add module 'dolphindos'
replace dolphindos by generic xtracks module

xtracks provides tracks 36-40 and has an option for which BAM entries to
write
remove unnecessary line