elasticsearch/elasticsearch — pull request #6750 by mrorii (2014-07-06 07:00:41+00:00)
Title: [DOCS] YAML mappings use colons, not equals sign

YAML mappings use a colon and space (`: `) to mark each key: value pair, not the equals sign (`=`)

Also,
* `elasticsearch.yml` is a file, not a directory
* modify the AsciiDoc language attribute