add rabbitmq service refresh after plugin resource change
Ensure home is set for erlang.  Should work upto Puppet 3.1.x.
Fix specs to remove the specific check for ArgumentError.  This started
failing on Puppet 3.2.
Merge pull request #67 from apenney/fixspecs

Fix specs to remove the specific check for ArgumentError.  This started
Merge pull request #66 from kwolf/master

I think this works in Puppet 2.6.9 - 3.1.1.  Doesn't work in 3.2.2, something about creating users has changed?
Merge pull request #63 from nagas/fix/rabbitmq-plugin/notify

add rabbitmq service refresh after plugin resource change