cubicweb-preview #8959464 CubicWeb 3.22 and py3k compatibility [resolved]

prioritynormal
typetask
done in1.2.0
load0.500
load left0.000
closed by#c430469caf36 [py3k] unicode vs str vs bytes with CubicWeb 3.22 (closes #8959464)
patch[py3k] unicode vs str vs bytes with CubicWeb 3.22 (closes #8959464) [applied]