improves setup instructions
fixes formatting
adds tutorial mention
Update .travis.yml

INclude PHP 5.5 in travis testing
Merge pull request #90 from frankmayer/master

Update .travis.yml
Added phpunit as development requirement
Mapped basic.ack and basic.nack to different methods
First draft of publisher confirms implementation
Added publisher confirms to client capabilities
Addes some documentation
Even more documentation
Allow bit-values in tables
Allow bit-values in tables
Map basic.cancel to a different method
Throw an exception in case the server sends basic.cancel
Send our new consumer_cancel-capability to the server
Bugfix
The capabilities-table was a string but must be a field-table
Renamed some methods and fields to match existing coding-style
Fix typo
Added code to demonstrate how consumer cancellation notifications work