rename inst/doc to vignettes and bump version

git-svn-id: https://hedgehog.fhcrc.org/bioconductor/trunk/madman/Rpacks/SigFuge@82796 bc3139a8-67e5-0310-9ffc-ced21a209358
Correct orientation of data input to sigclust()

git-svn-id: https://hedgehog.fhcrc.org/bioconductor/trunk/madman/Rpacks/SigFuge@83019 bc3139a8-67e5-0310-9ffc-ced21a209358
change .Rnw path to vignette/, update vignette to use BiocStyle
add chris' edits to plotting scale
update to new devel version, add BiocStyle dependence
change indents to 2 spaces
fix version number in text
Merge branch 'master' of https://github.com/pkimes/SigFuge