UX Overhaul (#300)

* Add "global actions" to title bar

* Implement actions

* Add "speed dial" action buttons

* tweak global action icons

* Refactor actions for "stock item" display

* Refactor "part" detail

* part category

* SupplierPart

* More updates

* Add BottomAppBar

* Add a global bottom app bar

* Move "edit" buttons back to the app bar

* tweaks

* Updates to drawer navigation menu

* home screen improvements

* text tweaks

* Fix appBarTitle for notifications widget

* Update "tabs" for category display

* Fix for attachment widget

* Update tabs for purchaseorder view

* Update part display

* Cleanup

* Add "BOM" tab to part detail widget

* Paginated list search cleanup

* Update release notes

* Update old function

* linting

* linting

* Tweaks to bottomappbar

- Increase icon size slightly
- Adjust "actions" icon

pubspec.lock

@@ -395,6 +395,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.0.7"
+  flutter_speed_dial:
+    dependency: "direct main"
+    description:
+      name: flutter_speed_dial
+      sha256: "41d7ad0bc224248637b3a5e0b9083e912a75445bdb450cf82b8ed06d7af7c61d"
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.2.0"
   flutter_test:
     dependency: "direct dev"
     description: flutter