Remove joblib and use native python libs #144

Job	Run time
🚧 Build SPAdes	1m 36s
Contigs E.coli JGI lane 7	4m 33s
Multicell B.cereus TruSeq 100x	4m 51s
Full run M.ruber JGI lane 9	11m 19s
Nextera L.monocytogenes	1m 2s
Mate-pairs B.faecium	2m 6s
Single reads E.coli Deeptrench	1m 48s
Saves E.coli 100K	1m 17s
Single-cell P.heparinus JGI lane 7	7m 35s
IonTorrent E.coli K12	36m 21s
metaSPAdes JGI 150	15m 16s
PacBio M.ruber	4m 22s
plasmidSPAdes C.callunae	7m 50s
metaviralSPAdes ERR525599	20m 34s
Saves E.coli UCSD lane 1	14m 16s
	2h 14m 46s

Provide feedback