Updated readme formatting

Formated data link in readme

Added data link to readme

Finalised Merge code

Update to Initial Analysis code

Updated Research Note

Delete CO2_Research_Note.pdf

Delete WB_Initial_Analysis.ipynb

Delete WB_Merge_Files.py

Delete Pandas_Guide.ipynb

Update to correct errors and tidy ML section

Delete CO2_Correlations.ipynb

Delete Training directory

Delete Data directory

Small changes to make data cleaning more readable