Rabbitvcs doesn't work with nautilus 3. The Problem is that the rabbitvcs-0.15.0.5.ebuild installs the nautilus-python extension file in the wrong directory. This patch should fix the problem.
Created attachment 304513 [details, diff] patch for rabbitvcs-0.15.0.5.ebuild
+*rabbitvcs-0.15.0.5-r1 (07 Mar 2012) + + 07 Mar 2012; Michael Weber <xmw@gentoo.org> +rabbitvcs-0.15.0.5-r1.ebuild: + Revbump to fix nautilus-3 support, thanks to Simon Maurer for the testing + (bug 407249) + Thanks a lot.