https://bugzilla.gnome.org/show_bug.cgi?id=705993
- dist input files - fix sample leak - simplify check for elements - only run mpg123 test if mpg123 is available and selected - fix build in uninstalled setup https://bugzilla.gnome.org/show_bug.cgi?id=686595
https://bugzilla.gnome.org/show_bug.cgi?id=686595
Not valgrind clean yet (could be zbar's fault though).