When generating user agent for latest version, include actual version number
When generating user agent for latest version, include actual version number

 - Otherwise the version was listed as 'latest' which does not provide
   ability to know the actual version in use

apicollective/apibuilder,gheine/apidoc,mbryzek/apidoc,gheine/apidoc,movio/apidoc,apicollective/apibuilder,Seanstoppable/apidoc,apicollective/apibuilder,mbryzek/apidoc,Seanstoppable/apidoc,mbryzek/apidoc,movio/apidoc,Seanstoppable/apidoc,gheine/apidoc,movio/apidoc