planning docs #183

Job	Run time
Deduce required tests from code changes	3s
Deduce commit history	9s
Developer build (Rust stable)	3m 43s
Developer build (Rust beta)	2m 50s
Developer build (Rust nightly)	3m 41s
Developer build (Rust stable)	2m 51s
Developer build (Rust beta)	2m 56s
Developer build (Rust nightly)	2m 53s
Developer build (Rust stable)	4m 16s
Developer build (Rust beta)	4m 46s
Developer build (Rust nightly)	3m 46s
Developer build (Rust stable)	4m 32s
Developer build (Rust beta)	2m 41s
Developer build (Rust nightly)	4m 11s
	43m 18s

Provide feedback