Merge branch 'master' into naupaka
Added second download function to handle multiple

Added function to download either single or multiple related datasets from Pangaea
changed function names to convention, added docs
Updated NAMESPACE and man pages after renaming
Changed function documentation title for download
Fixed typo in import
Updated DESCRIPTION and new generated NAMESPACE
Removed import of devtools
Removed RCurl::
Removed devtools here too
Regenerated NAMESPACE
Specified import of function
Regenerated NAMESPACE
Merge pull request #23 from ropensci/naupaka

Updated download function(s) to be able to download one or many related files, rebuild doc info