Converted tupfiles to use lua syntax.
Added ubuntu12 packaging script.
Fixed ubuntu packaging stuff, forgot to make tup-lua conversion commit in ren-general.
Merged ren-general.
Got selfdiscovery compiling on MinGW32
Selective merge from master.
Merged work in from master.  Finished changes to lua scripts, embedded
lua, and got to compile (untested).
Updated packaging.