Add fill and stroke color choices to the Pen tool options bar (#1188)

* Add basic layout - WIP

* Add color input min-width -> 80px

* First pass implementation - WIP

* Allow fill to be None

* Fix null Fill color

* refactor fill and stroke options into struct

* toolbar progress - WIP

* Switch is_working_color bool to PenColorType enum

* Add todo

* Add WorkingColorChanged event

* remove unused import

* Add WorkingColor[Primary/Secondary] icons

* Allow new strokes to have no color

* Set to base color when X is pressed (as per req)

* Improve icons for new UI layout design

* Add radio buttons

* Fix menu bar Edit12px -> Edit

* Add tooltips to radio buttons

* Make the color selector only on custom

* Fix edit icon correctly this time (whoops)

* Fix working colors icons

* Changes to improve the UX

* Remove lines obviated by Default::default()

* Make Eyedropper tool use working_color_changed event

* Fix tests

---------

Co-authored-by: Keavon Chambers <keavon@keavon.com>

editor/src/messages/portfolio/document/node_graph/node_graph_message_handler/node_properties.rs

@@ -1193,7 +1193,7 @@ pub fn imaginate_properties(document_node: &DocumentNode, node_id: NodeId, conte
 					.widget_holder(),
 				WidgetHolder::unrelated_separator(),
 				CheckboxInput::new(!dimensions_is_auto || transform_not_connected)
-					.icon("Edit")
+					.icon("Edit12px")
 					.tooltip({
 						let message = "Set a custom resolution instead of using the input's dimensions (rounded to the nearest 64)";
 						let manual_message = "Set a custom resolution instead of using the input's dimensions (rounded to the nearest 64).\n\