website_slides: use the recently introduced website.published.mixin to
replace the website_published and website_url fields defined in various
remaining modules.
In slides, some templates have been updated because share_url was basically
website_url and has been replaced.
Change xmlid from ir rule
Uses odoo unslug function
Rename CamelCase variable / function
Replace SQL by ORM search
Replace 1 by True for boolean
Improve name for ir model access
Add missing coding
Reindent long line
Reindent xml
Typo singular/plural
xmo-odoo