update gitignore
fixtures
change test to use different fixture file
change test name
clean up tests
add #flushCache method
create client before test and flush token cache
create client and flush photo cache before test
modify single photo test to match new method format
add multiple photo test
refactor getPhoto to handle requesting and returing multiple photos
handle error case in redis.multi
add required fields to config.json.example
wording
add test for no maxPhotosPerRequest config option
before -> beforeEach
break up tests
add test for requesting more photos than permitted by token
throw if no maxPhotosPerRequest paramater passed in config
handle non-200 responses