WIP: Wasm bindings #2042

Job	Run time
Build Benchmarks (w/ yoga)	53s
Documentation	11s
Build Benchmarks	38s
Clippy	31s
Test Fixture Formatting	9s
Rustfmt	15s
Markdown Lint	3s
Test Suite [Features: alloc]	2m 16s
Test Suite [Features: Default]	2m 1s
Test Suite [Features: Default except content_size]	2m 14s
Test Suite [Features: std (no grid)]	2m 5s
Test Suite [Features: Default + serde]	2m 16s
Test Suite [Features: flexbox + std]	2m 19s
Test Suite [Features: grid + std]	2m 13s
Test Suite [Features: grid + alloc]	2m 15s
Test Suite [Features: Default] (Rust 1.65)	4m 21s
Test Suite [Features: std (no grid or flexbox)]	2m 7s
Test Suite [Features: None]	2m 6s
	28m 53s

Provide feedback