The 1.2.0 final release was in late January. The 1.2.0_rc2-r1 ebuild seems to work for it, except that it doesn't pick up the CHANGELOG (distributed as ChangeLog). Just mv ChangeLog CHANGELOG before dodoc fixes it, but I'm attaching the corrected ebuild.
Created attachment 27403 [details] ebuild Renames ChangeLog to CHANGELOG
1.2.1 has been in portage for awhile now.