Use list of ids to add taxes on account

issue3852
review5141002
(grafted from 14bed7dcc94e45e65607aaebd4ebefedfc47d3ed)

--HG--
branch : 2.6
extra : source : 14bed7dcc94e45e65607aaebd4ebefedfc47d3ed
Prepare release 2.6.9

--HG--
branch : 2.6
Added tag 2.6.9 for changeset 441eea38bf04

--HG--
branch : 2.6
Increase version number

--HG--
branch : 2.6