COOK-4694 Remove service restart for vhost mgmnt

There is no need for such restart, the effect is immediate
make config file template source cookbook configurable
Adds policy apply_to option
community_plugins recipe

This recipe downloads, installs and enables community plugins.
Fixing the linting in community_plugins.rb
Merge remote-tracking branch 'rabbitmq/master'
Merge branch 'master' into community_plugins
Merge remote-tracking branch 'rabbitmq/master'
Merge branch 'master' into community_plugins
Default spec for the community_plugins recipe
Merge pull request #161 from zahpee/community_plugins

Community plugins
Merge pull request #158 from hufman/policy_applies

Adds policy apply_to option
Merge pull request #151 from mgreensmith/master

make config file template source cookbook configurable
Merge pull request #121 from kamaradclimber/cook4694

COOK-4694 Remove service restart for vhost mgmnt
release 3.6.0
Making Travis happy again.