Try building against 5.6 as well
Merge pull request #125 from pdezwart/feature/5.6

Try building against 5.6 as well
Add valgrind check to php tests
Collect memory leaks in report
Fix memory leaks reported by valgrind
Speedup testing
Fix copypasted strings in exchange class
Fix memory leak with incomplete basic.consume and exchange.delete
Fix invalid amqp expected reply method ids type
Experiment with echange.bind
Add AMQPExchange::unbind method and fix AMQPExchange::bind method
Remove unnecessary typecasts
Use AMQPChannel API functions for AMQP methods instead of simple_rpc calls
Use on APIQueue API functions for AMQP methods instead of simple_rpc calls
Add note about nowait flag [skip ci]
Fix invalid types comparison which leads to invalid timeout assignment
Standartize basic.publish amqp method calling in AMQPExchange::publish
WIP persitent connection resource handling [skip ci]
WIP fix some failures, add extra debug info
Do not play with channel closed flag