Odoo Release Updates

[FIX] web: Hoot - allow to prevent error events

[ADD] l10n_sa_hr_payroll: Add Disciplinary Actions model

[FIX] l10n_de_pos_cert: prevent paying an so with no partner address

[FIX] web: fix wrong styling for `website` systray dropdowns

[FIX] point_of_sale: `price_subtotal` is the total line price not unit

[FIX] web: tests - cancel pending drag sequences

[IMP] spreadsheet: implement pivot table styles

[IMP] *spreadsheet*: implement pivot table styles

[IMP] web: improve date time picker week days colors

[FIX] website: Adapt query count between community and enterprise.

[FIX] account_reports: journal audit tax display

[IMP] spreadsheet: update o_spreadsheet to latest version

[FIX] l10n_din5008_sale: prevent address duplication in Sale Order

[IMP] website_forum: Remove the old syntax of t-call

[FIX] l10n_de_pos_cert: prevent paying an so with no partner address

[IMP] website_sale: Remove the old syntax of t-call

[IMP] iot_drivers: use MAC instead of IP for printer identifiers

[FIX] hr: Fix user timezone settings

[FIX] account: fix exchange partial reconcile group payment

[IMP] website_appointment: adapt s_appointments heading

[IMP] portal: remove useless t-set from template

[REF] mail,im_livechat: channel_invitation use channel

[IMP] pos_blackbox_be: improve user experience on error

[FIX] website_appointment: wrong template value for t-as

[FIX] l10n_sa_hr_payroll: employee costs fix

[IMP] pos*: remove receipt screen

[IMP] documents_account, test_documents_full: sync bank statement attachment

[REM] *: all traces of pytz

[FIX] l10n_sa_hr_payroll_attendance: latetime traking

[FIX] mail: fix video auto-focus on join and extend to one-one calls