rqlquery #4606350 Filter operators with multiple and typed arguements [resolved]

The idea is that some new operators may take multiple arguments, and their types may be different from the entity on which they operate.

prioritynormal
typeenhancement
done in0.2.0
load left0.000
closed by#8ae79e8c55c3 Allow filter operators to take differently typed arguments
patchAllow filter operators to take differently typed arguments [applied]