Config broken up in to sections
* sources (source)
* indexes (index)
* indexers (indexer)
* searchd (searchd)
http://sphinxsearch.com/docs/current.html#quick-tour
https://github.com/sphinxsearch/sphinx/blob/rel22/sphinx-min.conf.in
https://github.com/sphinxsearch/sphinx/blob/rel22/sphinx.conf.in
