Update workflow overview figure & docs #1204

Job	Run time
Choose nextflow versions to test against depending on target branch	1s
Choose nextflow versions to test against depending on target branch	1s
nf-test (latest-everything, test, docker)	37m 27s
nf-test (latest-everything, test, docker)	37m 27s
nf-test (latest-everything, test_single, docker)	6m 48s
nf-test (latest-everything, test_single, docker)	6m 48s
nf-test (latest-everything, test_fasta, docker)	4m 43s
nf-test (latest-everything, test_fasta, docker)	4m 43s
nf-test (latest-everything, test_failed, docker)	1m 34s
nf-test (latest-everything, test_failed, docker)	25m 57s
nf-test (latest-everything, test_multi, docker)	14m 2s
nf-test (latest-everything, test_multi, docker)	14m 2s
nf-test (latest-everything, test_reftaxcustom, docker)	9m 24s
nf-test (latest-everything, test_reftaxcustom, docker)	9m 24s
nf-test (latest-everything, test_doubleprimers, docker)	13m 12s
nf-test (latest-everything, test_doubleprimers, docker)	13m 12s
nf-test (latest-everything, test_iontorrent, docker)	9m 15s
nf-test (latest-everything, test_iontorrent, docker)	9m 15s
nf-test (latest-everything, test_novaseq, docker)	4m 27s
nf-test (latest-everything, test_novaseq, docker)	4m 27s
nf-test (latest-everything, test_pacbio_its, docker)	12m 57s
nf-test (latest-everything, test_pacbio_its, docker)	12m 57s
nf-test (latest-everything, test_sintax, docker)	33m 9s
nf-test (latest-everything, test_sintax, docker)	33m 9s
nf-test (latest-everything, test_pplace, docker)	19m 59s
nf-test (latest-everything, test_pplace, docker)	19m 59s
	5h 58m 19s

Provide feedback