Roll to 0.30.0 #2328

Job	Run time
Docs	3m 33s
Clippy	3m 43s
Examples Rust nightly	6m 8s
Examples Rust beta	5m 53s
Examples Rust stable	4m 13s
Outdated	8s
Test forcing wrapper generation	14m 23s
Examples macOS	7m 2s
Examples Windows (gnu)	9m 17s
Address Sanitizer	25m 17s
Format	4s
Examples Windows (msvc)	7m 39s
Test Rust nightly	11m 10s
Test Rust beta	11m 28s
Test Rust stable	12m 12s
Test macOS	15m 47s
Test Windows (msvc)	21m 46s
	2h 39m 43s

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