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--- re-building 'polyRADtutorial.Rmd' using rmarkdown

For example usage please run: vignette('qqman')

Citation appreciated but not required:
Turner, S.D. qqman: an R package for visualizing GWAS results using Q-Q and manhattan plots. biorXiv DOI: 10.1101/005165 (2014).

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Welcome to Bioconductor

    Vignettes contain introductory material; view with
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    'citation("Biobase")', and for packages 'citation("pkgname")'.

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[E::bcf_hdr_parse_line] Could not parse the header line: "##contig=<ID=01,assembly=""Msi7"">"
[W::bcf_hdr_parse] Could not parse header line: ##contig=<ID=01,assembly=""Msi7"">
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Error: processing vignette 'polyRADtutorial.Rmd' failed with diagnostics:
invalid class "VCFHeader" object: 1: 'info(VCFHeader)' must be a 3 column DataFrame with names Number, Type, Description
invalid class "VCFHeader" object: 2: 'geno(VCFHeader)' must be a 3 column DataFrame with names Number, Type, Description
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SUMMARY: processing the following file failed:
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Error: Vignette re-building failed.
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