Add configuration for Yelp
Fix various integration issues
Modify yelp logic
Modify scraper to sweep over grid
Add additional tracing and fix coordinates
Use custom patched YelpSharp version
Revert extra diagnostic logging
Modify step thresholds
Extract CoffeeScraper class.
Move Yelp access into CoffeeSearcher class
Add SearchResult class
Add ISearcher interface
Return proper errors from CoffeeSearcher
Add SplitRegionSearcher class
Clean up SplitRegionSearcher
Use SplitRegionSearcher within CoffeeScraper