Stock display (#379)

* Display stock quantity more prominently

* Cleanup search widget

* Update for stock_detail widget

* More tweaks

* Change bottom bar icon

* Display boolean parameters appropriately

* Adds ability to edit part parameters

* Bump icon size a bit

* Improvements to filter options

- Allow filtering by "option" type
- To start with, filter stock by status code

* Remove debug message

* Remove getTriState method

- No longer needed
- Remove associated unit tests

* Adjust filters based on server API version

* Muted colors

lib/l10n/app_en.arb

@@ -278,6 +278,9 @@
   "editNotes": "Edit Notes",
   "@editNotes": {},
 
+  "editParameter": "Edit Parameter",
+  "@editParameter": {},
+
   "editPart": "Edit Part",
   "@editPart": {
     "description": "edit part"