[FIX] Account analytic plan line name..

..should not be called plan itself.
[IMP] project: task: added reviewer_id field, linking towards a res.users, that is the
reviewer of the task. This field is automatically tracked, using a small update of the get_auto_subscribe_fields method that is
weirdly implemented.
Merge pull request #464 from odoo-dev/master-task-reviewer-tde

[IMP] project: task: added reviewer_id field, linking towards a res.users, that is the reviewer of the task.
Merge pull request #383 from sve-odoo/patch-3

[FIX] account_analytic_plans: a line is not a plan
Merge branch 'master' of https://github.com/odoo/odoo into master-linux64