cubicweb #1029971 [has_perm] CubicWebRelationSchema should accept toetype, frometype [resolved]

since we do not always have a toeid/fromeid at hand.

this is critical to check a specific relation definition and not a whole rtype definition (whose perms are now built who knows how ?)

priorityimportant
typeenhancement
done in3.8.5
load0.100
load left0.000
closed by<not specified>