0.1.3 - updated librdns + added PHP 5.6 tests

minor fixes

0.1.2 - Added SOA queries

add SOA queries

thanks @vstakhov

php-fpm/mod_php fix

via @edsiper:
Bug Fix: bunch of hours to find a non-destroyed event loop :)
when the class was freed, the event loop context associated on i_obj->loop
was never destroyed and as the PHP engine reuse memory the events where in
an incosistent state.

Initial release

Initial working release. Enjoy!

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