[IMP] website_event_sale: validation of seats availability in cart.
Attendees are created and deleted on changing the quantity from the cart.

Added sale_order_id and sale_order_line_id fields on registrations, allowing
to find the order and the order line that created the registration without
to rely on origin and ticket.

Also fixed check_auto_confirmation, now in multi mode to avoid issues due to
the specific behavior of api.one.
[FIX] mass_mailing: updated link conversion.

Previously to this fix, url matching the same base url were linked to
the same shortened url: foo.be -> /aaa, foo.be/bar -> /aaa/bar instead of
a new shortened url.
[REM] hr_holidays: dead file
[FIX] mail : fix style (css, js and xml) of topbar button of mail.compose.message
[IMP] im_chat, im_livechat : usability improvements like, adding smiley, replace uuid by session name in reporting, modify messages order for the session form view and disabled beep when you receveive your messages.
[FIX] hr: fixed issue in employee image display in the kanban view
especially when using the group-by. Added a missing 'row', used an img-responsible
class instead of a fixed width.
[IMP] stream code from stdin through Odoo's shell

Now I have a machine gun. Ho-ho-ho.
[FIX] website_forum: tags were not displayed when editing a post.
[IMP] mass_mailing: campaign form view: add a stat
button to go to the campaign mailings + its function field to have the
counter.
[ADD]Added stock_negative module to prohibit negative stock.

[IMP]Improved typo replaced OpenERP with Odoo.

[IMP]Removed sequence from openerp.py file.

[FIX]Fix yml test cases changed product_id..

[REM]Removed yml test case for negative stock.

[IMP]Improved yml test case.

[IMP]Improved yml test case.

[IMP]Improved yml test case.

[IMP]Improved yml test case.

[IMP]Improved yml test case.

[IMP]Improved yml test case.

[IMP]Improved yml test case.

[IMP]Readded and improved code for test case in purchase.

[REM]Removed test case for negative stock.

[IMP]Maked module active false to not install itself on runbot.

[IMP]Improved openerp file of stock negative module.

[IMP]Improved openerp file of stock negative module.

[REV]Reveret changes of yml and demo data file.