Delete node support

• Support for delete node (thanks @danielfinke)

Useragent version fix

• Fixed SDK useragent version string

SRV record RData

• setRData() implemented for SRV records (thanks @fogeytron)

Update zone from file

• Added support for updating a zone from file (thanks @clwells)

ZoneFile support

• Added support for Zone file upload (thanks @clwells)
• Added a better error message if a user attempts to send an email with attachments (which is not currently support by the API - SMTP should be used instead)

TXT record RData

• setRData() implemented for TXT records (thanks @jtbrush56)

Added getNodeList() function to Zone

• Added getNodeList() function to the Zone class (usage: $zone->getNodeList() or $zone->getNodeList('foo.example.com')) (thanks @LFXC for the suggestion)

Bugfix to HTTP client test

• Fixed an issue with the HTTP client configuration unit test introduced in the last release

Update to default HTTP timeout

• Default HTTP timeout set to 5 minutes (previously the Zend HTTP client default of 10 seconds would have been used).

DKIM support, bugfixes

• Added DKIM support for Message Management (thanks @danielsmithsd)
• Fixed some incorrect class names (thanks @josezenem)