Make "runtime" a persistent group, allows normalizing without losing validation
Simplify archiver setting generation
Generate options for setting a url and key for all talkers
Return validated talker settings
Require that the talker id must match the entry point name
Add api_url and api_key as default attributes on talkers
Add default handling of api_url and api_key to register_settings
Update settngs to 0.6.2 to be able to add settings to a group and
use the display_name attribute
Error if no talkers are loaded
Update talker entry point to comictagger.talker
