Donating camel-beanstalk component to Apache Camel

"camel-beanstalk" component was developed and maintained by me (Alexander Azarov) for Osinka https://github.com/osinka . Per @davsclaus consideration https://github.com/osinka/camel-beanstalk/issues/8 , we are donating the code to Apache Camel.
Merge branch 'master' of https://github.com/alaz/camel
Added camel-beanstalk to kit
Polished
Fixed CS
Added beanstalk to features
camel-beanstalk store details in headers instead of exchange.
camel-beanstalk cleanup the options
camel-beanstalk - make component expose uri options and doc.
CAMEL-7836: Fixed potential ConcurrentModificationException when calling getRoutes.
CAMEL-7792 JIRA component
CAMEL-7792 Fixed the CS errors
CAMEL-7829 Fixed the CS errors of camel-olingo2-api
RssEndpoint throw meaningful exception when creating the producer
CAMEL-7792 Throw the UnsupportedOperationException when create the producer of JIRAComponent
CAMEL-7842 Avoid using InputStreamEntity for byte[] input