the filter to turn on/off the option to restrict shown cards to those
that are in the list being viewed is implemented in kind of a hacky
way that likely is a good indication that the search/filtering code
probably needs to be redesigned... ugh.
can now run the application from the command line to invoke the various
data import/update or image scraping operations.
removed all copies of scraped set/symbol/mana images
Gered