* Refactored generate_moz-top50.py
* Download all file to new /tmp file to centralize all downloads
* Add central logging to generators.log file
* Create Bash script that generates all warninglists
* Add /tmp folder and extra files to .gitignore
* Start adding exception handling in download_to_file and write_to_file
1. The CSV format has changed with the update on 2020-07-14.
2. The script also generates IPv4, IPv6, and the hostname lists at once.
3. Downloaded file added to .gitignore