minor change to Rd
minor change to Rd

From: Vince Carey <stvjc@channing.harvard.edu>

git-svn-id: 2dfcc87a7ca7637faf1114e4a9089e3cd4d53798@127546 bc3139a8-67e5-0310-9ffc-ced21a209358

Bioconductor/GoogleGenomics,Bioconductor/GoogleGenomics,Bioconductor/GoogleGenomics