Added viewport in HTML meta for mobile.
First implementation of celery.
Improved settings for celery.
Improved tasks for contracts and laws.
Added tasks for main.
Fixed paths of crawler's data.
Removed unused prints.
Added 3 log calls to contracts crawler.
Made info log call a debug log call in computing cached data.
Fixed error on contracts task.
Improved settings format.
Made celery scheduling to be every day at 4am.