Database scripts for last change.
Added Item parent-child relationships.
Item Detail page shows Bill of Materials and Where Used.
Added ability to add children to an Item.
Added method get_links to Document class.
Added method get_parts to Item class.
Removed method get_item_parts from Part class.
Refactored header.
Changed name from ItemMaster to Part Monkey.
Improved tab navigation on Item Detail page.
Added indented BOM report.
Fix bug in Item class.
Fix margin spacing in header.
Put focus on search input on Search page.
Add free_result method to Database class, for use with indented BOM.