cubicweb-bootstrap #3660338 Reledit view is broken [validation pending]

The Button customization only works for AutomaticEntityForm and DeleteConfForm, but breaks Reledit (and other)

priorityimportant
typebug
done in0.5.1
load0.200
load left0.000
closed by#c1e54cee24c4 [buttons] extend the customization to all forms (closes #3660338)
patch[buttons] extend the customization to all forms (closes #3660338) [applied]