update README.md
rename script and add new cli option: backup target
delete old script
actually count cloned repos
add BACKUP_TARGETS global variable
cli: 'repos' instead of 'public'
refactoring of Settings class
Settings: new property: url
add newline character
refactoring: move requesting starred repos into separate function
rename: repos_urls
fix Settings.url
get_starred_repos: add return statement
backing up of starred repos works fine again
refactoring
rename: get_timestamp -> timestamp
add Settings.directory property
add main function, refactor logger usage
another one rfactoring
enable actual cloning of repos