Implement the Properties panel with a transform section for layers (#527)

* initial layout system with tool options

* cargo fmt

* cargo fmt again

* document bar defined on the backend

* cargo fmt

* removed RC<RefCell>

* cargo fmt

* - fix increment behavior
- removed hashmap from layout message handler
- removed no op message from layoutMessage

* cargo fmt

* only send documentBar when zoom or rotation is updated

* ctrl-0 changes zoom properly

* unfinished layer hook in

* fix layerData name

* layer panel options bar

* basic x/y movment

* working transform section

* changed messages from tuples to structs

* hook up text input

* - fixed number input to be more clear
- fixed actions for properties message handler

* Add styling

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

editor/src/document/document_message.rs

@@ -28,6 +28,9 @@ pub enum DocumentMessage {
 	#[remain::unsorted]
 	#[child]
 	TransformLayers(TransformLayerMessage),
+	#[remain::unsorted]
+	#[child]
+	PropertiesPanel(PropertiesPanelMessage),
 
 	// Messages
 	AbortTransaction,