Eli Arbel

use 'density matrix' instead of 'state matrix' in the plotting tutorial

3

the tutorials/circuits/2_plotting_data_in_qiskit.html tutorial uses 'state matrix' when talking about `plot_state_city` and `plot_state_hinton`. I think it's better to use 'density matrix' instead; the documentation of those methods also uses density matrix

Oxidize CheckGateDirection

4

### Summary This PR ports the `CheckGateDirection` analysis pass to Rust. ### Details and comments This PR includes: * Until we have a Rust version of `CouplingMap`, the Python code...

Deprecate Pulse package and dependencies

6

### Summary This PR deprecates the Pulse package and any non-pulse package code within Qiskit that uses it. Closes #13063 ### Details and comments

Add `global_phase` to `CircuitData::__reduce__`

6

`global_phase` was missing in the tuple created by `CircuitData::__reduce__`, leading to partial pickling of `CircuitData`. ### Summary ### Details and comments

### Background In order to support object serialization and deserialization with Pickle of Python classes written in Rust (PyO3), we often time add `__reduce__`, `__getstate__` and the like to the...