updated to ES 1.0.0 version
added test csv files
fixed issue when data below bulk size were not commited.
splitted code to enable easy unit testing
added groovy
added spock

added support for header in CSV file
added support for ID column in CSV file
code cleanup
fixed bug when no files has been processed but ES has been called and end up in exception

updated readme.md
updated readme
change info log to debug
updated version to 2.0.0
updated readme
Merge pull request #8 from tajzivit/master

Update for ES 1.0.0 and some enhancements