Make Imaginate into a node (#878)

* Simplify document node input defenitions

* Remove imaginate layer

* Imaginate node properties

* Fix serde feature gate

* Add Proc Macro for Protonode implementation

* Fix incorrect type

* Add cargo.toml metadata

* Send imaginate params to frontend

* Fix image_creativity range

* Finish imaginate implementation

* Fix the imaginate draw tool

* Remove node-graph/rpco-macro

* Cargo fmt

* Fix missing workspace member

* Changes to the resolution

* Add checkbox for Imaginate auto resolution; improve Properties panel layouts

And fix bugs in panel resizing

* Implement the Rescale button

* Reorder imports

* Update Rust deps

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

node-graph/node-macro/Cargo.toml

@@ -0,0 +1,20 @@
+[package]
+name = "node-macro"
+publish = false
+version = "0.0.0"
+rust-version = "1.65.0"
+authors = ["Graphite Authors <contact@graphite.rs>"]
+edition = "2021"
+readme = "../../README.md"
+homepage = "https://graphite.rs"
+repository = "https://github.com/GraphiteEditor/Graphite"
+license = "Apache-2.0"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[lib]
+proc-macro = true
+
+[dependencies]
+syn = { version = "1.0", features = ["full"] }
+quote = "1.0"