Update version to 0.7.0

Author: Dekker1

CHANGELOG.rst

@@ -9,6 +9,9 @@ this project adheres to `Semantic Versioning <https://semver.org/>`_.
 Unreleased_
 ------------
 
+0.7.0_ - 2022-07-13
+-------------------
+
 Added
 ^^^^^
 
@@ -319,6 +322,7 @@ release is best described in the `documentation
 <https://minizinc-python.readthedocs.io/en/0.1.0/>`_.
 
 
+..  _0.7.0: https://github.com/MiniZinc/minizinc-python/compare/0.6.0...0.7.0
 ..  _0.6.0: https://github.com/MiniZinc/minizinc-python/compare/0.5.0...0.6.0
 ..  _0.5.0: https://github.com/MiniZinc/minizinc-python/compare/0.4.2...0.5.0
 ..  _0.4.2: https://github.com/MiniZinc/minizinc-python/compare/0.4.1...0.4.2