Add documentation for Accelerators and update examples to reproduce journal submission #2210

Job	Run time
Julia lts - ubuntu-latest - - pull_request	9m 28s
Julia lts - windows-latest - - pull_request	11m 39s
Julia lts - macOS-latest - - pull_request	6m 0s
Julia 1 - ubuntu-latest - - pull_request	14m 21s
Julia 1 - windows-latest - - pull_request	16m 57s
Julia 1 - macOS-latest - - pull_request	10m 5s
test_success	1s
	1h 8m 31s

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