The expense reporting pivot view can now be clicked to open the related expense records. This makes it easier for users to move from summarized figures to the underlying details without extra searching.

Task: 
https://www.odoo.com/web#id=21648&view_type=form&model=project.task&action=327&menu_id=4720
Pad: https://pad.odoo.com/p/r.0Ci1k7SrWDutG6Tf

Opportunity forms now avoid overwriting existing contact information when related customer details are updated or selected. This helps sales teams preserve manually entered lead information and reduces accidental data loss in CRM workflows.

Task :https://www.odoo.com/web?#id=21671&view_type=form&model=project.task&action=333&active_id=131&menu_id=4720
Pad:https://pad.odoo.com/p/r.Bqa68G4vYlGC5eEG

Improves how grouped report results handle date ranges and filtering details, making downstream website and inventory features more reliable. It also fixes reordering rule counts in stock so users see more accurate inventory planning information.

- fixes pieces of code which went to dig into read_group's domains
- add non-rpc (for now) "read_group_raw" which provides access to the underlying programmatic ranges of date/datetime values

/cc @odony @tivisse