Changelog

New features

• Added a new optional extra experiments that installs the
  qiskit-experiments package and also included it in the all target.
  You can now install qiskit-experiments with qiskit using
  pip install "qiskit[experiments]" or pip install "qiskit[all]".

Changed

• Increased the qiskit-terra dependency version to the latest release 0.18.1
• Increased the qiskit-ibmq-provider version to the latest release
  0.16.0