Update logger calls
Correct tests
Use and instead of &&
Merge pull request #69 from odolbeau/update-logger-calls

Update logger calls
Add missing property
Merge pull request #70 from odolbeau/add-missing-property

Add missing property
Update PhpAmqpLibMessagePublisher to deal with "headers" key

Complete test

Correct expected format
PeclMessagePublisher must deal with application_headers
Update PhpAmqpLibMessageProvider to retrive headers