use method to determine filename
no need to load the module - LoadableClass already did so
rudimentary author-only test
simple test of a module we know is stale
more detailed debug message
remind the user how to use this plugin with different configs at once
handle checking for an uninstalled module without blowing up
unique prompt for modules that are not indexed
handle both check_all_plugins and module at once
TK is now supplied by the pluginbundle directly
we must bootstrap at the start of the config
Dist-Zilla-Plugin-PromptIfStale-0.003

          - gracefully handle checking for a module that is not installed
          - support setting both the check_all_plugins and module configs at
            once