I also think that this GTK Engine must be in the Ubuntu Packages. In fact in this page https://wiki.ubuntu.com/Artwork/Incoming/GutsyIdeas someone puts an idea to use aurora adapted to use Human Theme as default theme for Ubuntu and looks really nice and modern.
-- [needs-packaging] Aurora GTK Engine/Theme https://bugs.launchpad.net/bugs/136854 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs