adds basic return example based on issue #33
fixed composer autoloading usage
fixed travis builder
cleanup Makefile...
fixed Makefile in order to have make test working
documented composer's install
Merge pull request #41 from brikou/dev_composer

fixed composer autoloading usage
fixed coding standard to be psr compliant
fixed exception message in set_return_listener
Merge pull request #42 from brikou/dev_psr

fixed coding standard to be psr compliant
fixes basiic_recover
implements basick_nack
Add a method to check whether a propertie is available
Merge pull request #45 from ludofleury/master

Add a method to check whether a propertie is available in generic content
adds queue arguments example
Fixed AMQPWriter::write_table() unexpectedly defaulting to array type
Merge pull request #52 from arnaud-lb/fixed-write-table

Fixed AMQPWriter::write_table() unexpectedly defaulting to array type
fixes broken test