Made modifications discussed in pull request #259 EXCEPT FOR: using results_to_csv from base class and adding optional parameters to choose which database to use (still working on that)
Made modifications discussed in pull request #259 EXCEPT FOR: using results_to_csv from base class and adding optional parameters to choose which database to use (still working on that)

pfjel7/housing-insights,pfjel7/housing-insights,codefordc/housing-insights