Minor improvements in the user manual #19

Job	Run time
🚧 Build SPAdes	3m 49s
Nextera L.monocytogenes	58s
Multicell B.cereus TruSeq 100x	4m 41s
Contigs E.coli JGI lane 7	3m 44s
Full run M.ruber JGI lane 9	5m 53s
IonTorrent E.coli K12	29m 17s
Mate-pairs B.faecium	2m 11s
PacBio M.ruber	3m 57s
plasmidSPAdes C.callunae	7m 6s
Saves E.coli 100K	49s
Single-cell P.heparinus JGI lane 7	2m 35s
Single reads E.coli Deeptrench	1m 47s
metaSPAdes JGI 150	15m 22s
Saves E.coli UCSD lane 1	8m 40s
metaviralSPAdes ERR525599	14m 23s
	1h 45m 12s

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