Indicate connection.blocked support in client capabilities
Add connection.[un]blocked to the spec documents
Add connection.[un]blocked event handlers
Make sure async dispatch cases are generated for connection.[un]blocked
Test for connection.[un]blocked: initial version
Let integration tests optionally release resources
Make sure to unblock in tear down
On Mono, it's easier to invoke rabbitmqctl directly

Propagating command line arguments is fragile
and brings no benefits.
Extract methods

To be more consistent with the rest of the method handling
code.
Give rabbitmqctl a moment to do its job
Merge default into bug25191
Untabify
Assume cmd.exe is on PATH
If ExecCommand fails, re-throw the exception instead of swallowing it
Mass strip trailing whitespace, untabify
Strip ws and untabify, part 2
Typo
Merge default into bug25191
Merge bug25191
Of course as soon as I merge it I see these obsolete copyrights. Fix.