minor
[GestioCIv8 - Project context] Add in-matrix localization for Butterfly diagram
[tools_upgrader #16] Relocate 'OneToOne reverse Inlines' modeladmin tool.
[tools_upgrader #16] Relocate 'ForeignKeyRawIdWidgetWrapperAdmin' widget.
[tools_upgrader #16][Relocate 'ForeignKeyRawIdWidgetWrapperAdmin' widget.] minor.
Merge branch 'tools_upgrader', remote-tracking branch 'origin' into merge_finances_01