Update gaia.py

Added some unnecessary file extensions to .gitignore

Added a function for loading local Gaia csv files

Integrated SQL Query support for the Gaia database

Added an automatic data filterer for files within the ./gaia_data/original_data/ directory

Added *.csv to .gitignore

Added the concatenation of multiple pandas dataframes

Amended the tick interval on the x-axis in gaia.py

Added the CSV Converter

Hallo comment toegevoegd

Initial commit