Merge pull request #3 from com-480-data-visualization/v1

cleaned version of the code, updated notebook and readme

Author: charafkamel

.gitignore

@@ -21,13 +21,6 @@ node_modules/
 __pycache__/
 *.pyc
 .ipynb_checkpoints/
-.vercel
 
-docs/assets/
-docs/screenshots/
-docs/sketches/
-notebooks/
-data/
-process_book.md
-process_book.pdf
-screencast.md
+# Vercel
+.vercel