Add model, migration for posts
Add basic scraper (product of Yesterday's work)
Scraper now works through Sidekiq
Add scraping, scrape scheduling/randomizing jobs
Add uniqueness to search, post
Update timing
Refactor for clarity
Add has_img bool to search
Merge pull request #23 from sam-glad/run_new_search

Searches are run upon submission; daily runtimes are set for each search at midnight