Rust

Rename viewports example to test_viewports, and hide drag-and-drop #33

Job	Run time
Check wasm32 + wasm-bindgen	2m 48s
android	52s
Format + check + test	5m 32s
cargo-deny aarch64-apple-darwin	41s
Check Windows	2m 21s
cargo-deny aarch64-linux-android	57s
cargo-deny i686-pc-windows-gnu	43s
cargo-deny i686-pc-windows-msvc	40s
cargo-deny i686-unknown-linux-gnu	53s
cargo-deny wasm32-unknown-unknown	49s
cargo-deny x86_64-apple-darwin	42s
cargo-deny x86_64-pc-windows-gnu	55s
cargo-deny x86_64-pc-windows-msvc	40s
cargo-deny x86_64-unknown-linux-gnu	41s
cargo-deny x86_64-unknown-linux-musl	42s
cargo-deny x86_64-unknown-redox	40s
	20m 36s

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