decode_short_url:
A function to decode shortened URLs
Description
Will expand a URL that has been processed by a link shortener (e.g. bit.ly). Provided as a convenience
function to users who may which to perform this operation.
Usage
decode_short_url(url, ...)
Arguments
url
A character string, the URL to decode
...
Optional arguments to pass along to RCurl
Value
A character string containing either the original URL (if not shortened) or the full URL (if shortened)