Initialized django project.
Initial misc configuration.
Added challenge app. Created db schema.
Activating DB.
Added url routing and dummy views.
Added template dir.
Adding forms, setting up csrf.
File upload field displayed.
Adding tests: Initial test for file upload.
File upload UI works.
Parsed csv data. Ready to add DB logic.
Adding employee to the db.
Adding expense records.
Inserting single record.
Added date parser.
Adding functionality for recent_data flag.
Checking duplicate employee records.
Added date interval logic.
Adding month interval logic.
Tweaking template code.