cubicweb-localperms #3171982 new check-localperms c-c command [validation pending]

using/extending #3171980 to spot problems and debug security models

prioritynormal
typebug
done in0.3.0
load0.500
load left0.000
closed by#252205977df2 implements a new check-localperms cubicweb-ctl command which helps debugging security models
patchimplements a new check-localperms cubicweb-ctl command which helps debugging security models [applied]