#27 2config script to be run whenever package detected

[Dmitry S. Makovey]

Sometimes it would be useful to run 2config script not just when package is installed, but when package is already installed on target system. That would allow to subvert cpacman for configuration management to a certain degree. Combined with wildcard 2config files (bug #2000491: http://sourceforge.net/tracker2/?func=detail&aid=2000491&group_id=102768&atid=632781 ) it could be a nice tool to have