[IMP][website_mail] improved template designer, added support for background color, font color and bootstrap buttons(inline css) in mail designer + added new snippets + improved snippet categories
[IMP][wensite_mail] removed other snippet, changed snippet according to new format, moved first template in create new button, set marging feature enabled
[ADD][website_mail] added theme selector in mail_designer, lodeded snippets dynamically based on theme
[IMP][website_mail] improved theme handler, added help popover
[IMP] Added snippets for sunday theme
[IMP][website_mail] added remaining thumbnails
[IMP][website_mail] Added theme files
[IMP][website_mail] added snippet option to resize table colunn, added snippet option to resize image, removed duplicate snippet options
[IMP][website_mail] added bacground image support, solved some minor bugs
[IMP][website_mail] solved background issues
[IMP][website_mail] added social images, minor changes
[IMP][website_mail] improved inline width manager
[IMP][website_mail] clone isuue solved
Merge branch 'master-mass_mailing_snippets-pga' of https://github.com/odoo-dev/odoo into master-mass_mailing_snippets-pga