Fix GFA v1.2 handling in BinSPreader and around #140

Job	Run time
🚧 Build SPAdes	1m 33s
Multicell B.cereus TruSeq 100x	10m 40s
Contigs E.coli JGI lane 7	10m 25s
Full run M.ruber JGI lane 9	5s
Nextera L.monocytogenes	59s
Mate-pairs B.faecium	9s
IonTorrent E.coli K12	26s
Saves E.coli UCSD lane 1	7s
metaviralSPAdes ERR525599	8s
Single reads E.coli Deeptrench	8s
PacBio M.ruber	4m 53s
Single-cell P.heparinus JGI lane 7	7s
Saves E.coli 100K	23s
metaSPAdes JGI 150	8s
plasmidSPAdes C.callunae	10s
metaSPAdes JGI 150	14m 48s
Single-cell P.heparinus JGI lane 7	9s
plasmidSPAdes C.callunae	21s
Saves E.coli UCSD lane 1	8s
Mate-pairs B.faecium	31s
IonTorrent E.coli K12	9s
🚧 Build SPAdes	1m 33s
Saves E.coli 100K	35s
Single reads E.coli Deeptrench	30s
metaviralSPAdes ERR525599	8s
Full run M.ruber JGI lane 9	34s
PacBio M.ruber	4m 53s
Contigs E.coli JGI lane 7	10m 25s
Multicell B.cereus TruSeq 100x	10m 40s
Nextera L.monocytogenes	59s
IonTorrent E.coli K12	29m 51s
Single-cell P.heparinus JGI lane 7	2m 57s
Single reads E.coli Deeptrench	1m 48s
Saves E.coli UCSD lane 1	11m 52s
metaviralSPAdes ERR525599	14m 28s
plasmidSPAdes C.callunae	7m 53s
Full run M.ruber JGI lane 9	10m 16s
Mate-pairs B.faecium	2m 40s
metaSPAdes JGI 150	14m 48s
Nextera L.monocytogenes	59s
🚧 Build SPAdes	1m 33s
Saves E.coli 100K	3m 26s
PacBio M.ruber	4m 53s
Contigs E.coli JGI lane 7	10m 25s
Multicell B.cereus TruSeq 100x	10m 40s
	3h 25m 13s

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