Added support for multiple fields when searching for parts

Removed obsolete escaping, fixes #674

Added proper spacings, fixes #673

Handle items and categories differently, fixes #679

Added button for the project parts, fixes #487

Set the stockLevel property to 0 for each duplicated item, fixes #660

Pass all records to the drop handler, fixes #663

Write the database configuration values for PostgreSQL in the correct…

Clear the stock levels when creating an item and taking over all data…

Fixed sorting by storage location and footprint names

Bugfix for #653 where the item price per item is inverted

Applied fixes from StyleCI

Force save on a newly created user preference, fixes #652

[Bugfix] Divide by zero error when migrating database schema on upgrade install initial setup #650

Refactoring: $sum -> $currentStock, $price -> $avgPrice

Pass the selected format to the accept headers, fixes #646

Bugfix for #647 Filters for Distributor and Manufacturer don…

Re-check the stock level after a new minimum stock level has been set…

Added comment filter, fixes #640

Pass the part object to the editor, fixes #628

Fixes for #615 and #618

Catch file not found exceptions when deleting a file which doesn't ex…

Added dedicated save button, fixes #593

Don't serialize the owner project, fixes #613

[Bugfix]: Item prices (negative total stock followed by positive entry) (Bugfix for #601)

Part keepr 574

[Bugfix]: Item prices does not work #500

[Bugfix] Project Report: Autofill #532

Added setter so that duplicating parts will now work, fixes #608

Added bugfix where duplicated data gets moved to a new entity instead…

The root cause was that circular references are serialized as ID. Example:

Retrieve ```api/proj...

fixed formatting

Bugfix for issue #569 Delete all user preferences prior deleting the user

`ON DELETE CASCADE` is not usable in this case as we're using a composite key for `UserPreferenc...