* perl/Amanda/Application.swg: Add discover command
* perl/Amanda/Message.pm: New file
* perl/Makefile.am: Add perl/Amanda/Message.pm.


git-svn-id: https://svn.code.sf.net/p/amanda/code/amanda/branches/3_3@5880 a8d146d6-cc15-0410-8900-af154a0219e0