toIndex for a Map
Reformat code
Add toIndex and getIndexables for a Map
Merge pull request #44 from chafikhnini/master

Add toIndex method for a Map of Indexable objects
getAsync now returns a Future[Option[T]]
Readme updated for v0.8.2
Updated to Elasticsearch 1.1
Added test to build steps
Updating version of the plugin for ES 1.1
Merging PR #47