Add benchmarking for refinement method and reduce allocations #1085

Job	Run time
Julia lts - ubuntu-latest - x64 - with code coverage	9m 0s
Julia lts - ubuntu-latest - x64 - pull_request	12m 36s
Julia 1 - macOS-latest - aarch64 - pull_request	18m 37s
Julia 1 - windows-latest - x64 - pull_request	25m 10s
Documentation	2m 12s
Julia 1 - ubuntu-latest - x64 - pull_request	19m 21s
Julia 1 - ubuntu-latest - x64 - with code coverage	10m 35s
	1h 37m 31s

Provide feedback