Fixes a bug whereby we would 'write' raw <license> objects when they were in a list. * build-aux/cuirass/gnu-system.scm (entry->sexp-entry): Add recursive case when O is a list.
* build-aux/hydra/gnu-system.scm (hydra-jobs): Support subset "hello". * build-aux/cuirass/gnu-system.scm: New file. * doc/guix.texi (Continuous Integration): Update example spec.