added commands for coverage and profiler to readme; updated gitignore

Author: ray-chew

.gitignore

@@ -5,6 +5,8 @@
 *.ipynb_checkpoints*
 *.egg-info*
 *.coverage*
+profile.html
+profile.json
 
 # Ignore everything under outputs/
 outputs/**

README.md

@@ -92,3 +92,14 @@ Refer to the [open issues](https://github.com/ray-chew/pyBELLA/issues), in parti
 
 Any changes, improvements, or bug fixes can be submitted from your remote to upstream via a pull request.
 
+## To be tidied up
+
+### Profiler 
+```bash
+$ PYTHONPATH=src scalene -m pybella -ic test_lamb_wave -N 1
+```
+
+### Coverage
+```bash
+$ pytest --cov test_scripts/ --cov-report=html 
+```