output: Make errors, warnings, and notes into a new "message_item".
[pspp] / src / libpspp / string-set.c
2009-12-25 John DarringtonMerge branch 'master' into output
2009-12-18 John DarringtonMerge branch 'master' into output
2009-11-27 Ben PfaffNew data type string_set, a set of unique strings.