Bug#724713: (no subject)

["Rebecca N. Palmer" <r.palmer@bham.ac.uk>]

The Breaks: is correct; the problem is known upstream 
(http://bugs.jython.org/issue2087), but there is currently no fix.

If you're trying to rebuild sikuli for the opencv2.4 transition, you 
might want to use testing-proposed-updates 
(http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=712615#45).