Refactor search widget (#578)

* Refactor search widget

* Cleanup

* Fix for unallocated stock count

* Fix race condition

- Only upate results which match the current search term
- Prevents issues with multiple "competing" queries

* Fix for stock quantity

* Fix icon credits

* Tweak app bar color

* Cleanup visual stylinh

assets/credits.md

@@ -7,14 +7,15 @@ Thanks to the following contributors, for their work building this app!
 - [GoryMoon](https://github.com/GoryMoon)
 - [simonkuehling](https://github.com/simonkuehling)
 - [Bobbe](https://github.com/30350n)
-
+- [awnz](https://github.com/awnz)
+- [joaomnuno](https://github.com/joaomnuno)
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 ## Assets
 
 The InvenTree App makes use of the following third party assets
 
-- Icons are provided by [fontawesome](https://fontawesome.com)
+- Icons are provided by [tabler.io](https://tabler.io/icons)
 - Sound files have been sourced from [zapsplat](https://www.zapsplat.com)
 
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assets/release_notes.md

@@ -3,6 +3,7 @@
 
 - Add support for ManufacturerPart model
 - Support barcode scanning for ManufacturerPart
+- Fix bugs in global search view
 - Fixes barcode scanning bug which prevents scanning of DataMatrix codes
 - Display "destination" information in PurchaseOrder detail view
 - Pre-fill "location" field when receiving items against PurchaseOrder