- im_chat.session will be replaced by mail.channel
- im_chat.shortode is renamed into mail.shortcode
- im_chat.presence is moved to bus module
- js and controller code is moved from im_chat to mail module
This commit only move files, and modify manifests, bundles, ... The code will be adapt in the next commits.
Migrate the models and controller to new API. Renaming xml id according to convention, renaming openerp tag into odoo tag. Add comment strings and documentations.