Unfortunately you cannot delete attachments on trac. Just put at the bottom of the ticket description a short description of which attachments are relevant, leaving out the irrelevant or outdated patches, like this:
Apply: 1. [attachment:first_patch.new.patch] 2. [attachment:second_patch.patch] -Keshav ---- Join us in #sagemath on irc.freenode.net ! -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org