[WIP] Replace pyinotify by watchdog
[WIP] exhume branch for runbot (lost logs)
Merge remote-tracking branch 'odoo/master' into master-watchdog-fme
[IMP] FSWatcher method names
[FIX] ommit (-d, --database) in code reexecution's sys.args stripping

Stripping -d from sys.argv prevent odoo's `start` subcommand to work
properly. Besides, -d is not harmful for code reececution
Merge remote-tracking branch 'odoo/master' into master-watchdog-fme
[REM] Removed --auto-reload switch and bound feature to --dev switch
[FIX] Make watchdog python module optional
[IMP] filesystem watcher only activated on --dev mode (for the moment)
Check if the logger warning causes runbot warning
Merge pull request #1739 from odoo-dev/master-watchdog-fme

[IMP] Make autoreload work in --dev mode

- Replaced `pyinotify` by conditionally imported `watchdog`
- On code reload, restart process without losing --database argument (was crasing `odoo start` command)
- Removed `--auto-reload` in favor of `--dev`
[IMP] purchase: misc usability improvements
- RFQ wording imp
- products tree view in purchase form view: set account_analytic_id
for group_analytic_accounting only + add a context for the partner
- purchase: res_config: wording imp + config view imp
[IMP] web: order fields in export wizard

(Closes #1645)
Hide the Edit bar with mobile.
[IMP] form views: remove sheets in config forms

(Closes #850)
[FIX] Do not top up all @imports before less/sass compilation

This was preventing the bundles fragments to be restored after
compilation
[IMP] Use bundle compilation output instead of fragment recomposition
[IMP] recompose bundle only if needed
[IMP] sale: product_id_change now supports a void pricelist and/or a void partner_id.
website_quote: validity, options and template now readonly when not in draft
and sent status (aka confirmed).
[IMP] Css preprocessors can now be mixed up in the same bundle