[#6640] expose votes_up and votes_down in ticket API & export
[#6640] expose votes_up and votes_down in ticket API & export
Merge branch 'db/6640' of https://git-wip-us.apache.org/repos/asf/incubator-allura into db/6640
[#6628]  ticket:434 use generic "From address" in export emails
[#6628]  ticket:434 use generic "From address" in export emails for reply_to