Bumped version.

Added release note.

Author: root-11

README.md

@@ -18,6 +18,7 @@ Latest features:
 
 | date | description |
 |---|---|
+| 2023/05/20 | Maintenance release (2022.4.3) [graph.phaseline](https://github.com/root-11/graph-theory/blob/da8b60137a73d7b7c23a960cb544181ca1bc122a/graph/__init__.py#L1291) has a new simpler and faster algorithm ( O(N*E) --> O(N+E) ). |
 | 2022/12/12 | Maintenance release (2022.4.2): To speed up the package import plot3d has been moved to function call. |
 | 2022/10/04 | New tutorial: [Learn to solve traffic jams and sudoku's](https://github.com/root-11/graph-theory/blob/master/examples/graphs%20as%20finite%20state%20machines.ipynb) |
 | 2022/03/09 | bugfixes to TrafficJamSolver only. |

graph/version.py

@@ -1,3 +1,3 @@
-major, minor, patch = 2022, 4, 2
+major, minor, patch = 2022, 4, 3
 __version_info__ = (major, minor, patch)
 __version__ = ".".join(str(i) for i in __version_info__)