cubicweb-vcrs #5304555 crash on cubicweb 3.20.7 [validation pending]

  File "/usr/share/cubicweb/cubes/vcrs/views.py", line 23, in <module>
    from cubicweb.uilib import JSString
ImportError: cannot import name JSString
instance stock not upgraded: cannot import name JSString

due to http://hg.logilab.org/master/cubicweb/rev/da1cb2b12fe1

priorityimportant
typebug
done in0.2.1
load left0.000
closed by#a6c937544273 [views] import JSString from cubicweb.utils
patch[views] import JSString from cubicweb.utils [applied]