CLI Environment Fixes (voxpupuli#876)

Fixes issue where the local encoding is not correct by adding the correct 
LC_ALL values to the environment.

Author: bishopbm1

lib/puppet/provider/rabbitmq_cli.rb

@@ -25,7 +25,7 @@ def self.append_to_path(dir)
 
   def self.home_tmp_command(name, path)
     has_command name, path do
-      environment HOME: '/tmp'
+      environment HOME: '/tmp', LC_ALL: 'en_US.UTF-8'
     end
   end