Documentation
* added sections for parent/child mapping
* added section for GeoPoint mapping
* added section for geo_distance sorting
* added section for sorting
* reorganized docs
Documentation
* reorganized docs
Documentation
* reorganized docs
Documentation
* reorganized docs
Documentation
* reorganized docs
Documentation
* reorganized docs
Documentation
* reorganized docs
Documentation
Merge branch 'master' of https://github.com/datingcafe/elasticsearch-gorm-plugin
Documentation
* added parent/child searching
Documentation
* added sort results
* added has_parent example