Merge pull request #929 from frisoft/master

Update license field following SPDX 2.1 license expression standard

nannou_egui/Cargo.toml

@@ -6,7 +6,7 @@ authors = [
     "mitchmindtree <[email protected]>",
 ]
 edition = "2018"
-license = "MIT/Apache-2.0"
+license = "MIT OR Apache-2.0"
 description = "egui integration for nannou"
 repository = "https://github.com/AlexEne/nannou_egui"
 readme = "../README.md"