Bug fix: added commas in a dictionary

Test before commit!
Refactoring: moved code to create_jobs function
Refactoring: created a dispatch_jobs function
Refactoring: renamed send_orders to http_request
Refactoring: create_jobs is now an independent function
Refactoring: moved some jobs code into jobs.py
Refactoring: moved http_request into utils.py
Code cleanup

Removing unused functions.
Refactoring: created a workers module