[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.
[FIX]: y-truncated username in usermenu
[IMP] Web: navbar isn't displayed on several lines while rendering

  - Add a new SystrayMenu widget to improve and facilitate the way
    of adding widgets in .oe_systray
  - Rendering of the modules menu now waits for the systray and
    user menus to be rendered
  - A few refactoring of the UserMenu and Menu widgets