disabling source curl recreation

recreation.sh

# Delete the index
curl -XDELETE http://localhost:9200/twitter

# Create the index
curl -XPUT http://localhost:9200/twitter

# Create the mapping using only fields
curl -XPOST http://localhost:9200/twitter/tweet/_mapping -d '{
    "tweet" : {
	"_source" : {"enabled" : false},
        "properties" : {
            "user" : {"type" : "string", "store" : "yes"},
            "message" : {"type" : "string", "store" : "yes"}
        }
    }
}'

# Create the mapping using source
curl -XPOST http://localhost:9200/twitter/othertweet/_mapping -d '{
    "othertweet" : {
        "properties" : {
            "user" : {"type" : "string"},
            "message" : {"type" : "string"}
        }
    }
}'

# Indexing with fields
curl -XPUT http://localhost:9200/twitter/tweet/1 -d '{
	"user" : "dadoonet field",
	"message" : "Elasticsearch rocks field"
}'

# Indexing with source
curl -XPUT http://localhost:9200/twitter/othertweet/1 -d '{
	"user" : "dadoonet source",
	"message" : "Elasticsearch rocks source"
}'

# Searching for all
curl -XPOST http://localhost:9200/_search?pretty=true -d '{
    "query" : {
      "match_all" : { }
  }
}'

# Searching for specific fields
curl -XPOST http://localhost:9200/_search?pretty=true -d '{
    "fields" : ["user", "message"],
    "query" : {
      "match_all" : { }
  }
}'

# Searching for all fields (_source is not in *)
curl -XPOST http://localhost:9200/_search?pretty=true -d '{
    "fields" : ["*"],
    "query" : {
      "match_all" : { }
  }
}'

# _source works with 0.17.10 but not with 0.19.0.RC2
curl -XPOST http://localhost:9200/_search?pretty=true -d '{
    "fields" : ["_source"],
    "query" : {
      "match_all" : { }
  }
}'


# _source doesn't appear even with 0.17.10 nor 0.19.0.RC2
curl -XPOST http://localhost:9200/_search?pretty=true -d '{
    "fields" : ["*", "_source"],
    "query" : {
      "match_all" : { }
  }
}'