fucking osx
fix rmq exaples
fix trailing spaces
update comment
remove useless code
Remove Job::getConfig

add all method helper to be clear on what we expose about config of the job
complete tests
simplify code

Remove useless getter ExecutionContext::getLogger
Simplify code and try to make it better

* by removing class ProcessorFactory
* create JobConfig::resolveExecOptions
* remove useless getter
* TypeHinting on ETLProcessors classes

We no longer have an implementation for JobProcessor except the ETL one. No big deal for now.
complete tests Job