Perform packages update when using the "elasticsearch::ebs" recipe
Perform packages update when using the "elasticsearch::ebs" recipe

As suggested by @Pneumatus in elasticsearch/cookbook-elasticsearch#88,
use `node.default.build_essential.compiletime = true` to perform
packages updates _before_ installing Fog requirements.

Credit @Pneumatus
Closes #88

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