simplify additional dependencies to just ropensci drat

Author: cboettig

DESCRIPTION

@@ -13,9 +13,7 @@ Description: Provides access to phyloinformatic data in 'NeXML' format.  The
 URL: https://github.com/ropensci/RNeXML
 BugReports: https://github.com/ropensci/RNeXML/issues
 License: BSD_3_clause + file LICENSE
-Additional_repositories:
-    http://www.omegahat.net/R,
-    http://packages.ropensci.org
+Additional_repositories: http://packages.ropensci.org
 VignetteBuilder: knitr
 Suggests:
     rrdf (>= 2.0.2),
@@ -79,6 +77,3 @@ Collate:
     'taxize_nexml.R'
     'tbl_df.R'
 RoxygenNote: 5.0.1
-Remotes:
-  egonw/rrdf/rrdflibs,
-  egonw/rrdf/rrdf

manuscripts/manuscript.pdf

@@ -779,7 +779,7 @@ \subsection{Acknowledgements}\label{acknowledgements}
 reviews by Matthew Pennell, Associate Editor Richard FitzJohn, and an
 anonymous reviewer. At their behest, the reviews of FitzJohn and Pennell
 can be found in this project's GitHub page at
-\href{https://github.com/ropensci/RNeXML/issues/121}{github.com/ropensci/RNeXML/issues/120}
+\href{https://github.com/ropensci/RNeXML/issues/121}{github.com/ropensci/RNeXML/issues/121}
 and
 \href{https://github.com/ropensci/RNeXML/issues/120}{github.com/ropensci/RNeXML/issues/120},
 together with our replies and a record of our revisions.