Add properties panel entries for artboards (#572)

* Artboards can have properties

* fix crash when renaming artboards

* moved target document to utility types

* moved import and added test for file version information

* fixed missing import

* fix error from merging

* - typed properties message handler data
- removed name from WidgetRow

* clippy warnings

* artboards have seperate properties section

* - color input can be forced to have selection
- crop tool shows on switch
- select tool shows on switch

* variable renamed

* change to use PropType<boolean> instead of PropType<Boolean>

* Add an artboard icon

* Add the "Delete Artboard" hint

* fix unselect glitch

* even better

* Remove the Transform properties group

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

editor/src/layout/widgets.rs

@@ -52,7 +52,7 @@ pub type SubLayout = Vec<LayoutRow>;
 #[remain::sorted]
 #[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
 pub enum LayoutRow {
-	Row { name: String, widgets: Vec<WidgetHolder> },
+	Row { widgets: Vec<WidgetHolder> },
 	Section { name: String, layout: SubLayout },
 }
 
@@ -72,7 +72,7 @@ impl<'a> Iterator for WidgetIter<'a> {
 		}
 
 		match self.stack.pop() {
-			Some(LayoutRow::Row { name: _, widgets }) => {
+			Some(LayoutRow::Row { widgets }) => {
 				self.current_slice = Some(widgets);
 				self.next()
 			}
@@ -103,7 +103,7 @@ impl<'a> Iterator for WidgetIterMut<'a> {
 		};
 
 		match self.stack.pop() {
-			Some(LayoutRow::Row { name: _, widgets }) => {
+			Some(LayoutRow::Row { widgets }) => {
 				self.current_slice = Some(widgets);
 				self.next()
 			}
@@ -207,6 +207,9 @@ pub struct ColorInput {
 	#[serde(skip)]
 	#[derivative(Debug = "ignore", PartialEq = "ignore")]
 	pub on_update: WidgetCallback<ColorInput>,
+	#[serde(rename = "canSetTransparent")]
+	#[derivative(Default(value = "true"))]
+	pub can_set_transparent: bool,
 }
 
 #[derive(Clone, Serialize, Deserialize, Debug, PartialEq)]