Fix spelling and grammar errors in docstrings and documentation (#247)

* Initial plan

* Fix spelling and grammar errors in uxsim.py docstrings

Co-authored-by: toruseo <[email protected]>

* Fix additional spelling errors in uxsim.py (concective -> consecutive)

Co-authored-by: toruseo <[email protected]>

* Fix remaining spelling errors in analyzer.py and uxsim.py

Co-authored-by: toruseo <[email protected]>

* Fix spelling and grammar errors in Jupyter notebooks (manual review)

Co-authored-by: toruseo <[email protected]>

* Fix notebook indentation issues - preserve original formatting

Co-authored-by: toruseo <[email protected]>

* Fix additional spelling and grammar errors found in thorough review

Co-authored-by: toruseo <[email protected]>

---------

Co-authored-by: copilot-swe-agent[bot] <[email protected]>
Co-authored-by: toruseo <[email protected]>

Author: Copilot

README.md

@@ -236,7 +236,7 @@ If you need more detailed information, please also cite:
 - Toru Seo. [Macroscopic Traffic Flow Simulation: Fundamental Mathematical Theory and Python Implementation](https://toruseo.github.io/misc/MacroTrafficSim_English_summary.pdf). Corona Publishing Co., Ltd., 2023.
 - Toru Seo. [UXsim: An open source macroscopic and mesoscopic traffic simulator in Python-a technical overview](http://dx.doi.org/10.48550/arXiv.2309.17114). arXiv preprint arXiv: 2309.17114, 2023.
 
-Works using UXsim is summarized on the [Github Wiki page](https://github.com/toruseo/UXsim/wiki). Please feel free to edit.
+Works using UXsim are summarized on the [Github Wiki page](https://github.com/toruseo/UXsim/wiki). Please feel free to edit.
 
 ## Contributing and Discussion
 

demos_and_examples/demo_notebook_01en.ipynb

@@ -1,5 +1,5 @@
 """
-Submodule for Dynamic Traffic Assginment solvers
+Submodule for Dynamic Traffic Assignment solvers
 """
 import random
 import time