Sort iteration of logging config in `logging.yml` to prevent needless restarts
Sort iteration of logging config in `logging.yml` to prevent needless restarts

In practice, <% node.elasticsearch[:logging].each do |key, value| %> seems to have a non-deterministic order in Ruby < 1.9,
thus Chef will trigger a restart of the ElasticSearch server every time the chef-client is run.

Closes #64

spuder/cookbook-elasticsearch,spuder/cookbook-elasticsearch,vacay/vcy-elasticsearch,gouketsu/cookbook-elasticsearch,zzugg/cookbook-elasticsearch,zzugg/cookbook-elasticsearch,gilt/cookbook-elasticsearch,vacay/vcy-elasticsearch,paulczar/cookbook-elasticsearch,zzugg/cookbook-elasticsearch,spuder/cookbook-elasticsearch,nbudin/cookbook-elasticsearch,GemHQ/cookbook-elasticsearch,gouketsu/cookbook-elasticsearch,bavardage/cookbook-elasticsearch,nbudin/cookbook-elasticsearch,gilt/cookbook-elasticsearch,gilt/cookbook-elasticsearch,nbudin/cookbook-elasticsearch,vacay/vcy-elasticsearch,michaeld/elasticsearch-cookbook,gouketsu/cookbook-elasticsearch