device_inventory: Create package
.idea/misc.xml: Update config
.idea/device-inventory.iml: Use VirtualEnv
.idea/dictionaries: Add user dictionary
Add requirements.txt
alembic: Add default configuration
alembic.ini: Set database URL
Integrate alembic with database config
.gitignore: Ignore SQLite database files (*.db)
database: Add naming convention for constraints, etc.
alembic/versions: Add initial migration to create database
device_inventory: Add dummy application
First prototype for adding and listing devices