fixed docs about vcf2tsv
fixed docs about vcf2tsv

ekg/vcflib,andersje/vcflib,zhmz90/vcflib,travc/vcflib,zeeev/vcflib,zeeev/vcflib,zeeev/vcflib,tomdcsmith/vcflib,andersje/vcflib,harshinamdar/vcflib,glennhickey/vcflib,zhmz90/vcflib,harshinamdar/vcflib,wzugang/vcflib,jewmanchue/vcflib,andersje/vcflib,vcflib/vcflib,ashishjain1988/vcflib,zeeev/vcflib,jewmanchue/vcflib,ashishjain1988/vcflib,ekg/vcflib,glennhickey/vcflib,hyphaltip/vcflib,hyphaltip/vcflib,glennhickey/vcflib,ekg/vcflib,wzugang/vcflib,vcflib/vcflib,harshinamdar/vcflib,zeeev/vcflib,vcflib/vcflib,jewmanchue/vcflib,harshinamdar/vcflib,harshinamdar/vcflib,vcflib/vcflib,zhmz90/vcflib,travc/vcflib,wzugang/vcflib,andersje/vcflib,glennhickey/vcflib,glennhickey/vcflib,ashishjain1988/vcflib,wzugang/vcflib,zhmz90/vcflib,jewmanchue/vcflib,vcflib/vcflib,ekg/vcflib,harshinamdar/vcflib,vcflib/vcflib,andersje/vcflib,zeeev/vcflib,glennhickey/vcflib,hyphaltip/vcflib,hyphaltip/vcflib,travc/vcflib,wzugang/vcflib,zhmz90/vcflib,ashishjain1988/vcflib,jewmanchue/vcflib,andersje/vcflib,vcflib/vcflib,tomdcsmith/vcflib,ekg/vcflib,jewmanchue/vcflib,ashishjain1988/vcflib,hyphaltip/vcflib,zhmz90/vcflib,vcflib/vcflib,wzugang/vcflib,tomdcsmith/vcflib,ashishjain1988/vcflib,hyphaltip/vcflib