id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc,difficulty 1539,Allow conditionals in egg specifications,felix winkelmann,felix winkelmann,"To have more flexibility in .egg files, a conditional form would be helpful, similar (or even identical) to `cond-expand` that expands parts of the egg specification depending on system features. To allow customizing the installation of eggs further, the `-feature` option to `chicken-install` should be resurrected.",enhancement,closed,major,5.1,extensions,5.0.0,fixed,,,medium