Merging branch '838a'  into 'main'.

See merge request !2150

[m.i790] Add button for updating start values when previous fitting cycle is done (#790) (Closes #790)

Merging branch 'm.i790'  into 'main'.

See merge request !2149

Merging branch 'm.i837'  into 'main'.

See merge request !2147

Merging branch 'm.i836'  into 'main'.

See merge request !2146

Merging branch 'm.i791'  into 'main'.

See merge request !2145

Merging branch 'j.823n'  into 'main'.

See merge request !2144

Merging branch 'm.upd_icon_path'  into 'main'.

See merge request !2143

Merging branch 'j.823m'  into 'main'.

See merge request !2142