Doc updates related to bootstrap changes
Merge pull request #1917 from jbertram/master

Doc updates related to bootstrap changes
HORNETQ-1424 doc changes for cluster addr filters

Adds documentation describing how to filter addresses on cluster
connections using new syntax/additions brought in by HornetQ-1414
Merge pull request #1918 from mtaylor/HORNETQ-1424

HORNETQ-1424 doc changes for cluster addr filters
HORNETQ-1429 Adding cool Proton-cpp example

https://issues.jboss.org/browse/HORNETQ-1429

This includes small fixes on Proton examples and also
adding a brand new C++ example using qpid cpp client

You will also see a few other tweaks around ProtonHandling on this commit
that were left by accident on prevoius commits.