add config param "timeout"
change option "timeout" to "request_timeout"
fix #52 locking up on non-hash records
update README.md
Merge pull request #59 from yshh/add-request-timeout

Add option "request_timeout"
bump to 0.4.0
add issue number to history
add info about index templates to readme
Added auth support
Complete ElasticSearch connection option support 

Support for:
- username & password
- path
- scheme
- list of full URIs within the hosts option such as http://john:password@logs:9200/es/