cubicweb-bootstrap #3755632 convert TabsMixin from jQueryUI to bootstrap [validation pending]

prioritynormal
typeenhancement
done in0.6.4
load0.100
load left0.000
closed by#cc8f88b86313 [tabs] Convert from jQueryUI to bootstrap (closes #3755632)
patch[tabs] Convert from jQueryUI to bootstrap (closes #3755632) [applied]