[Proto] Qadence Tree

[RolandMacDoland]

A prototype to replace whats now the Converted class to store all relationships between abstract,native and parameters with a dag which can be mapped over. Whats now under 'qadence/tree.py' could for example be added to the QuantumCircuit class. lmkwyt

[RolandMacDoland]

@dominikandreasseitz @Doomsk @kaosmicadei @jpmoutinho Possible feature for Qadence refactoring.

[jpmoutinho]

Closing given the issue created in the new expression system.

[RolandMacDoland]

@jpmoutinho @Doomsk @kaosmicadei It feels this is what the IR is supposed to represent. Would it make sense to close it ?

[jpmoutinho]

@Roland-djee I think we can

[RolandMacDoland]

OK we can re-open if needed.