BUG: Command not set when parsing arguments. IMPR: Add support for a selected accounts list
BUG: Command not set when parsing arguments. IMPR: Add support for a selected accounts list

Normally we'll extract features for all accounts, but if a selected
accounts list is provided, we'll only extract features for those
accounts.

budgefeeney/twitter-tools,budgefeeney/twitter-tools,budgefeeney/twitter-tools